25:["$","title",null,{"children":"🌐 GNSS Data Access | Drew Branson | Observable"}] 49:Te28,// This map will redraw if the underlying data specifying the markers on the map changes. // To preserve state, we redraw polygons in the event tileMap is reevaluated. viewof tileMap = { const container = html`

`; yield container; // Give the container dimensions. const map = (container.value = new mapboxgl.Map({ container, center: timeTable ? siteCode2SiteIdMap .get(timeTable.Site)[0] .geometry.coordinates.slice(0, 2) : [0, 0], zoom: timeTable ? 8 : 1, style: "mapbox://styles/mapbox/streets-v11", scrollZoom: true })); map.addControl(new mapboxgl.FullscreenControl()); if (Object.keys(stationIndex).length == 0) { var draw = new MapboxDraw({ displayControlsDefault: false, controls: { polygon: true, trash: true }, defaultMode: "draw_polygon" }); map.addControl(draw, "top-left"); // Redraw previously drawn polygons, if any. for (let id in polygons) { draw.add({ type: "Feature", properties: { type: "Feature" }, id: id, geometry: { type: "Polygon", coordinates: [polygons[id]] } // Note, coordinates is an array of (one) polygon. }); // Add a Polygon feature. } } // Add a polygon, index by ID. map.on("draw.create", (e) => { let feature = e.features[0]; mutable polygons[feature.id] = feature.geometry.coordinates[0]; mutable signal *= -1; }); // Remove a polygon by ID. map.on("draw.delete", (e) => { let feature = e.features[0]; delete mutable polygons[feature.id]; mutable signal *= -1; }); // Update a polygon by ID. map.on("draw.update", (e) => { let feature = e.features[0]; mutable polygons[feature.id] = feature.geometry.coordinates[0]; mutable signal *= -1; }); // returns coordinates of added station function addStation2Map(code) { console.log(code); const features = siteCode2SiteIdMap.get(code); let hasGnss = locationHasType(code, "rinex"); const feature = features[0]; var el = document.createElement("div"); el.className = "marker"; // el.style["text-shadow"] = "#6e5c4b 1px 0 10px"; el.innerHTML = "" + code + ""; el.style.color = "magenta"; new mapboxgl.Marker(el).setLngLat(feature.geometry.coordinates).addTo(map); return feature.geometry.coordinates; } // Only render the list of station codes entered by the user. if (stationSelection.length) { let coordinates = []; for (const code of Object.keys(stationIndex)) { try { coordinates.push(addStation2Map(code)); } catch (e) { console.log("error adding station to map", e); } } // Zoom to centroid. try { let longExtent = d3.extent(coordinates, (d) => d[0]); let latExtent = d3.extent(coordinates, (d) => d[1]); let bbox = [ [longExtent[0], latExtent[0]], [longExtent[1], latExtent[1]] ]; map.fitBounds(bbox, { padding: { top: 50, bottom: 50, left: 50, right: 50 } }); } catch (e) { console.log("Error flying to centroid of station selection."); } } else { // Place markers on the map to represent geodetic locations. Only draw one marker for each site code. Ultimate selection by the user // May have multiple site IDs selected for a given site code, as specified by selections made in the time section. for (const code of siteCode2SiteIdMap.keys()) { addStation2Map(code); } mutable signal *= -1; } invalidation.then(() => map.remove()); }4a:T40f,viewof polygonTable = Table(polygonTableData, { columns: showTrends ? ["Site", "Up/Down", "East/West", "North/South", "Lon", "Lat", "Height"] : ["Site", "Lon", "Lat", "Height"], rows: 24, value: polygonTableData, format: { Site: (x) => html`${x}`, ["Up/Down"]: (timeseries, i) => line(timeseries, { strokeStyle: "red", fillStyle: "rgba(255,0,0,0.6)", width: polygonSparkWidth, height: polygonSparkHeight }), ["East/West"]: (timeseries, i) => line(timeseries, { strokeStyle: "green", width: polygonSparkWidth }), ["North/South"]: (timeseries, i) => line(timeseries, { strokeStyle: "blue", width: polygonSparkWidth, height: polygonSparkHeight }) }, width: { ["Up/Down"]: polygonSparkWidth, ["East/West"]: polygonSparkWidth, ["North/South"]: polygonSparkWidth, height: polygonSparkHeight } })4b:T53e,// Forming the fetch products POST request payload. items = { let data = []; // Each location is represented once in the table, but each location may correspond to multiple // products or sample intervals polygonTable.forEach((row) => { if (analysisCenters.length) { data.push({ endDate: endDate, gnss: { position: { items: [row.Site], selections: { analysis_center: analysisCenters, reference_frame: referenceFrames } } }, startDate: startDate }); } let dictionary = {}; siteCode2SiteIdMap .get(row.Site) .filter((d) => d.properties.data_type === "rinex") .forEach((d) => { dictionary[d.properties.site_id] = row.Site; }); if (rinex2Selections.length || rinex3Selections.length) { data.push({ endDate: endDate, gnss: { rinex: { items: dictionary, selections: { // One or more of these selections will optionally be present ...(rinex2Selections.length && { rinex2: rinex2Selections }), ...(rinex3Selections.length && { rinex3: rinex3Selections }) } } }, startDate: startDate }); } }); return data; }4c:T6b6,readmeText = { signal; return `© ${d3.timeFormat("%Y")(today)} UNAVCO Recreate me here: ${shareableUrl} Contact brooks.mershon@unavco.org with questions, concerns, or 🐛 reports. This Downloader was created on ${readableDateFormat(today)}. The list of files to be downloaded by this downloader are located in files-download.txt in this directory. There is ${bytesToString(summary.overall_file_size)} of data in ${d3.format( "," )( summary.overall_number_files )} files available for download by running the scripts described below. This list of files was gathered with the following selections: ${startDate} through ${endDate} ReferenceFrames: ${referenceFrames} Analysis Centers: ${referenceFrames} Rinex2: ${rinex2Selections} Rinex3: ${rinex3Selections} Stations: ${polygonTableData.map((d) => d.Site).join("\n")} Selection Areas [longitude, latitude]: ${Object.keys(polygons) .map((id) => JSON.stringify(polygons[id])) .join("\n\n")} To DOWNLOAD your files, run the following command appropriate to your operating system: BASH (MAC, terminal in this directory): ~~~sh sh download_data.sh ~~~ **Python 3** installed? (MAC, terminal in this directory): ~~~sh python3 download_data.py -file_name files-download.txt ~~~ Powershell (WINDOWS, file explorer in this directory): ~~~ 1. Right click download_data.ps1 and choose "Run wih PowerShell" 2. Enter the location to save the files in, such as Downloads, Documents, or Documents\\folder_name. 3. Enter the path to the .txt file containing the download paths. ~~~ Your files will be downloaded to this directory. This may take a bit of time if you have a large number of files. You might consider going to grab a coffee.`; }4d:T75e,timeTableData = { const realtimeTranslation = { Y: "Yes", N: "No" }; return ( // rinex/position metadataSearchResults.features .map((d, i) => { if (d.properties.data_type === "position") { return { Type: d.properties.data_type, site_id: null, Site: d.properties.site_code, Plot: `https://observablehq.com/@unavco/gnss-position-timeseries?station=%22${d.properties.site_code}%22` + `&start=%22${startDate}%22&station=%22${d.properties.site_code}%22&end=%22${endDate}%22`, ["First Date"]: null, ["Last Date"]: null, ["Interval"]: d.properties.sample_interval, ["Coverage"]: null, ["Percent"]: null }; } let coverage = intervals.get(d.properties.site_id)[0]; let dates = []; let datum = { ["Realtime"]: realtimeTranslation[d.properties.is_realtime], Metadata: d.properties.site_code, Type: d.properties.data_type, site_id: d.properties.site_id, Site: d.properties.site_code, Plot: `https://observablehq.com/@unavco/gnss-position-timeseries?station=%22${d.properties.site_code}%22` + `&start=%22${startDate}%22&station=%22${d.properties.site_code}%22&end=%22${endDate}%22`, ["First Date"]: coverage.first_date, ["Last Date"]: coverage.last_date, ["Interval"]: d.properties.sample_interval, ["Coverage"]: coverage.coverage }; datum["Percent"] = coverage.percent; datum.i = coverage.i; return datum; }) // Disregard sites with no data in our date range. // .filter((d) => siteId2SiteCodeMap.has(d.site_id) && d.percent > 0) .sort((a, b) => d3.descending(a.percent, b.percent)) ); }4e:[{"id":"226a19e991932e6815fb2735181b7e04ebf93b8696dde2731a1ee13f7729c575769d5c1bdc082b6fc0c6ddf030ca8c71a1aef9cb3126052ac459b34b3ec6f818","href":"https://static.observableusercontent.com/files/226a19e991932e6815fb2735181b7e04ebf93b8696dde2731a1ee13f7729c575769d5c1bdc082b6fc0c6ddf030ca8c71a1aef9cb3126052ac459b34b3ec6f818","name":"unavco_sensor_teaser (1).jpeg","type":"image/jpeg","lastModified":1676423264960.2,"size":552723},{"id":"b223afb42f40acb18cec9abb1a78824da1a8dbf37e6aed8fefc5baddbfe99a4ad2e578cccaad1fe8b89a73311db0477986db950cb8c2604ca3a5fb7bd38378b4","href":"https://static.observableusercontent.com/files/b223afb42f40acb18cec9abb1a78824da1a8dbf37e6aed8fefc5baddbfe99a4ad2e578cccaad1fe8b89a73311db0477986db950cb8c2604ca3a5fb7bd38378b4","name":"UNAVCO_says_unzip_and_run_me.zip","type":"application/zip","lastModified":1676423264960.2,"size":4380},{"id":"98fb36128b451d35d768a9943c6af81c129feccfde87a214495366414fd17934a1c79eedace54547a651b00328da90a5ed2c8dc88dadb543fc920cd5a1442fdd","href":"https://static.observableusercontent.com/files/98fb36128b451d35d768a9943c6af81c129feccfde87a214495366414fd17934a1c79eedace54547a651b00328da90a5ed2c8dc88dadb543fc920cd5a1442fdd","name":"map_draw_button.svg","type":"image/svg+xml","lastModified":1676423264960.2,"size":331},{"id":"d680d3eadc1f447626bc65dd96cf3c4be390554ef62ba4ff86b41e9b2628d807feb1d178bfba48e61499f7b5829d56d3dc6bf1bd043cf9093bce4be5abe30765","href":"https://static.observableusercontent.com/files/d680d3eadc1f447626bc65dd96cf3c4be390554ef62ba4ff86b41e9b2628d807feb1d178bfba48e61499f7b5829d56d3dc6bf1bd043cf9093bce4be5abe30765","name":"delete_icon.svg","type":"image/svg+xml","lastModified":1676423264960.2,"size":227}] 29:{"id":"4bc7743d9293b345","slug":null,"title":"🌐 GNSS Data Access","thumbnail":"da62a48d9bbd3660864e4c0c0eebc58fdc543eaadad25c9f6382f943923642cf","access_level":"public","create_time":"$D2023-02-15T01:07:44.960Z","update_time":"$D2023-02-15T01:07:44.960Z","view_time":null,"first_public_time":"$D2023-02-15T01:07:44.960Z","has_unpublished_edits":null,"fork":{"id":"21292c9e74eebd3b","slug":"gnss-data-access","title":"GNSS Permanent Station Data Access 3.0","owner":{"id":"a505e42d43acc70e","login":"earthscope","name":"EarthScope Consortium"}},"stars":0,"starred":false,"owner":{"type":"team","id":"be447741c633a519","login":"drewbranson","name":"Drew Branson","avatar_url":"https://avatars-next.observableusercontent.com/1a4cfe3c9413965870ce1d4452a808c5ecb724ae039f43b706ca721daf9e340e","tier":"starter_2024","bio":"","following":false},"version":9530,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"2b7607fd0c9b366f","login":"drewbranson","name":"Drew Branson","avatar_url":"https://avatars-next.observableusercontent.com/1a4cfe3c9413965870ce1d4452a808c5ecb724ae039f43b706ca721daf9e340e","tier":null,"bio":"","following":false}],"members":[{"type":"individual","id":"2b7607fd0c9b366f","login":"drewbranson","name":"Drew Branson","avatar_url":"https://avatars-next.observableusercontent.com/1a4cfe3c9413965870ce1d4452a808c5ecb724ae039f43b706ca721daf9e340e","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"🌐 GNSS Data Access","cells":[{"id":0,"value":"title = md`# 🌐 GNSS Data Access\n\n*This tool is in beta. We suggest viewing this notebook in the [Chrome Browser](https://www.google.com/chrome/).*\n\nFind archival RINEX and Position (GeoCSV 2.0) files and produce a *downloader* containing scripts and a manifest of files that can be run from your local machine to download files related to your query. Share/save your selections for yourself and others to reproduce your selection and download files.\n\n**[Data Policy](https://www.unavco.org/community/policies_forms/data-policy/data-policy.html)**. By accessing data from the UNAVCO archive, users agree to appropriate [attribution](https://www.unavco.org/community/policies_forms/attribution/attribution.html) to providers and their sponsors, acknowledgment of UNAVCO and its sponsors, and to adherence to professional and ethical standards.\n\n**[Release Notes](https://observablehq.com/@unavco/release-notes-data-archive-interface)**`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8244,"value":"html`

\n ${await FileAttachment(\"unavco_sensor_teaser (1).jpeg\").image()}\n

Image: © UNAVCO. Plate Boundary Observatory GPS/GNSS site, AC59. The site is located at Ursus Head, Alaska. The photograph shows the antenna covered in a radome and securely mounted with a 3-point brace. In the background is Mt Augustine Volcano. AC59 is closest to the epicenter of the Iniskin earthquake and is a focal point of the different GPS/GNSS baselines used in this study. Credit: UNAVCO

\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":104,"value":"when = md`## 🕒 WHEN: Find data by *time*`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6336,"value":"viewof startDate = date({\n title: \"Start Date\",\n min: \"1992-01-01\",\n max: dateFormat(today),\n value: importConfiguration.startDate\n ? importConfiguration.startDate\n : dateFormat(oneWeekAgo)\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6329,"value":"viewof endDate = date({\n title: \"End Date\",\n min: startDate,\n max: dateFormat(today),\n value: importConfiguration.endDate\n ? importConfiguration.endDate\n : dateFormat(today), // Default: yesterday.\n description: md`Some daily data may not be available if your end date is **today**.`\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3148,"value":"what = md`## 📡 WHAT: Find data by *kind*`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7223,"value":"rinexDocumentation = html`

RINEX (Documentation)

Position (Documentation)

🌟 Share

\n\n

You can share this notebook exactly how it is configured with a friend, colleague, or yourself to save your work.

🌡️ Meteorological Data Access

`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9165,"value":"meteorological_explainer = md`💡 *Many stations in the network have sensors that collect meteorological data such as windspeed and direction, temperature, and humidity. You can look for data available from your selected stations or within the polygons you have drawn with the [sharable link](${meteorologicalUrl}) that includes your selected areas.*`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6726,"value":"md`---`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":195,"value":"md`# Appendix`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8644,"value":"md`© 2022 UNAVCO. Please use this code in accordance with the [MIT License](https://opensource.org/licenses/MIT).`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8575,"value":"md`## Cartography`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6410,"value":"mutable signal = 1","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6430,"value":"polygonSearchResults = {\n signal;\n if (Object.keys(polygons).length) {\n return await polygonSearch({\n polygons: Object.keys(polygons).map((id) => {\n signal; // Force evaluation of this cell to occur.\n return polygons[id];\n })\n });\n }\n return { type: \"FeatureCollection\", features: [], totalFeatures: 0 };\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1786,"value":"// The collection of drawn bounding polygons used for spatial search\n// Polygons can be created, updated, and deleted from this list using perisistent ids\n// Polygons have a 'id' property and a 'geometry' property with a 'coordinates' array of (long, lat) tuples.\n// (easting, northing)\nmutable polygons = importConfiguration.polygons\n ? importConfiguration.polygons\n : {}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6435,"value":"polygonTableData = {\n function result(feature) {\n return {\n Site: feature.properties.site_code,\n Lon: feature.geometry.coordinates[0],\n Lat: feature.geometry.coordinates[1],\n Height: feature.geometry.coordinates[2]\n };\n }\n // Table displays only the named stations.\n if (Object.keys(stationIndex).length) {\n let results = [];\n for (const code of Object.keys(stationIndex)) {\n try {\n results.push(result(siteCode2SiteIdMap.get(code)[0]));\n } catch (e) {\n console.log(\"error displaying polygon search table\", code);\n }\n }\n return results;\n } else if (polygonSearchResults.totalFeatures > 0) {\n return (\n polygonSearchResults.features\n // Only include site codes that appear in the time section AND in station list.\n .filter((feature) =>\n siteCode2SiteIdMap.has(feature.properties.site_code)\n )\n .map((feature) => result(feature))\n );\n }\n\n return [];\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1772,"value":"MapboxDraw = {\n const gl = await require(\"@mapbox/mapbox-gl-draw\");\n const href = await require.resolve(\"@mapbox/mapbox-gl-draw/dist/mapbox-gl-draw.css\");\n document.head.appendChild(html``);\n return gl;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1377,"value":"mapboxgl = {\n const gl = await require(\"mapbox-gl@1\");\n if (!gl.accessToken) {\n // https://www.mapbox.com/help/how-access-tokens-work/\n gl.accessToken = \"pk.eyJ1IjoiYnJvb2tzbWFwcyIsImEiOiJja25ycjdmZXMwc3NoMm9xbXdpNThra2huIn0.j1ccDRj-S8MCp33aq9zbDw\";\n const href = await require.resolve(\"mapbox-gl@1/dist/mapbox-gl.css\");\n document.head.appendChild(html``);\n }\n return gl;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9246,"value":"embedString = ``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8583,"value":"md`## Files`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6513,"value":"$4b","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6512,"value":"summary = fetchProducts({ items: items, view: \"summary\" }).then((d) =>\n d ? d : { overall_file_size: 0, overall_number_files: 0, items: [] }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7597,"value":"downloadMetadata = fetchProducts({ items: items, view: \"metadata\" }).then((d) =>\n d ? d : { overall_file_size: 0, overall_number_files: 0, items: [] }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6616,"value":"fileMetadata = fetchProducts({ items: items, view: \"metadata\" })","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7385,"value":"downloadBlob = {\n let zip = await FileAttachment(\"UNAVCO_says_unzip_and_run_me.zip\")\n .arrayBuffer()\n .then((buffer) => jszip.loadAsync(buffer));\n\n zip.file(\"data_access_scripts-master/files-download.txt\", fileList);\n\n // TODO custom README.md (overwritten)\n zip.file(\"data_access_scripts-master/README.md\", readmeText);\n\n let buffer = await zip\n .generateAsync({ type: \"arraybuffer\" })\n .then((buffer) => buffer);\n\n return new Blob([buffer], { type: \"arraybuffer\" });\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6597,"value":"// e.g. 10394879 -> 10MB\nbytesToString = function (bytes) {\n let format = d3.format(\".0f\");\n\n if (bytes < 1024) {\n return format(bytes) + \"B\";\n } else if (bytes < 1024 * 1024) {\n return format(bytes / 1024) + \"kB\";\n } else if (bytes < 1024 * 1024 * 1024) {\n return format(bytes / 1024 / 1024) + \"MB\";\n } else if (bytes < 1024 * 1024 * 1024 * 1024) {\n return format(bytes / 1024 / 1024 / 1024) + \"GB\";\n } else if (bytes < 1024 * 1024 * 1024 * 1024 * 1024) {\n return format(bytes / 1024 / 1024 / 1024 / 1024) + \"TB\";\n } else {\n return (\n d3.format(\",\")(format(bytes / 1024 / 1024 / 1024 / 1024 / 1024)) + \"PB\"\n );\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6610,"value":"fileList = summary.overall_file_size\n ? fetchProducts({ items: items, view: \"list\" })\n : \"\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6744,"value":"$4c","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8594,"value":"md`## Data`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9208,"value":"env = importConfiguration.environment ? importConfiguration.environment : \"dev\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7732,"value":"baseUrl = document.baseURI.split(\"?\")[0]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9263,"value":"shareableUrl = baseUrl.split(\"?\")[0] + shareableSuffix","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6831,"value":"shareableSuffix = {\n stationSelection;\n\n let url = \"?\"; // Everything before the query\n\n let strippedParams = {};\n\n for (const [key, value] of Object.entries(exportConfiguration)) {\n if (value) {\n strippedParams[key] = value;\n }\n }\n\n return url + new URLSearchParams(strippedParams).toString();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9150,"value":"meteorologicalUrl = shareableUrl.replace(\"gnss\", \"meteorological\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7818,"value":"stationIndex = {\n let dictionary = {};\n\n if (stationSelection.length) {\n stationSelection\n .split(\" \")\n .forEach((d) => (dictionary[d.toUpperCase()] = true));\n }\n\n return dictionary;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6810,"value":"// Every property has a string as its value.\nexportConfiguration = {\n signal;\n\n let obj = {\n stations: stationSelection.split(\" \").map((d) => d.toUpperCase()),\n polygons: polygons,\n rinex2Selections: rinex2Selections,\n rinex3Selections: rinex3Selections,\n referenceFrames: referenceFrames,\n analysisCenters: analysisCenters,\n sampleIntervalSelection: sampleIntervalSelection,\n antennaSelection: antennaSelection,\n receiverSelection: receiverSelection,\n radomeSelection: radomeSelection,\n // realtimeSelection: realtimeSelection,\n startDate: startDate,\n endDate: endDate\n };\n\n for (const property in obj) {\n obj[property] = JSON.stringify(obj[property]);\n }\n\n return obj;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8498,"value":"// Returns true if a site code has any site_ids or products corresponding to a particular data type.\nfunction locationHasType(code, type) {\n let features = siteCode2SiteIdMap.get(code);\n for (let i = 0; i < features.length; i++) {\n if (features[i].properties.data_type === type) {\n return true;\n break;\n }\n }\n return false;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6836,"value":"mutable importConfiguration = {\n let dict = {};\n let i = 0;\n\n // Hack: Fixes apparent bug with Observable passing location.search down from parent frame.\n while (!location.search && i < 2) {\n i++;\n yield Promises.tick(1000, {});\n }\n\n if (location.search) {\n let queries = location.search.length\n ? location.search\n .substring(1)\n .split(\"&\")\n .map((d) => d.split(\"=\"))\n : [];\n\n queries.forEach((d) => {\n if (d[1]) {\n try {\n dict[d[0]] = JSON.parse(decodeURIComponent(d[1]));\n } catch (error) {\n console.log(\"Unable to process query parameter: \", d[0], d[1]);\n }\n }\n });\n }\n\n yield dict;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7975,"value":"selectedStation = timeTable ? timeTable.site_code : null","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6466,"value":"// One to many map indicating list of products/intervals available for a particular geodetic location.\nsiteCode2SiteIdMap = d3.group(\n metadataSearchResults.features,\n (d) => d.properties.site_code\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6377,"value":"// Many to one mapping of products/intervals mapped to their geodetic location (site code).\nsiteId2SiteCodeMap = d3.group(metadataSearchResults.features, (d) =>\n d.properties.site_id\n ? d.properties.site_id\n : d.properties.site_code + d.properties.data_type\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8708,"value":"intervals = {\n let gnss = await stationCoverage();\n\n let merged = gnss.features.map((d, i) => {\n let dates = [];\n let ranges = JSON.parse(d.properties.ranges);\n\n let scale = d3\n .scaleLinear()\n .domain([parseDate(startDate), parseDate(endDate)])\n .range([0, 1])\n .clamp(true);\n\n let datum = {\n site_id: d.properties.site_id,\n site_code: d.properties.site_code,\n first_date: d3.min(ranges, (d) => d3.timeParse(\"%s\")(d.start_date)),\n last_date: d3.max(ranges, (d) => d3.timeParse(\"%s\")(d.end_date)),\n coverage: ranges.map((range) => {\n return [\n scale(d3.timeParse(\"%s\")(range.start_date)),\n scale(d3.timeParse(\"%s\")(range.end_date))\n ];\n })\n };\n\n datum.percent = d3.sum(datum.coverage, (d) => d[1] - d[0]);\n datum.i = i;\n\n return datum;\n });\n\n return d3.group(merged, (d) => d.site_id);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6341,"value":"$4d","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6332,"value":"metadataSearchResults = metadataSearch({\n position: analysisCenters.length > 0,\n rinex: rinex2Selections.length > 0 || rinex3Selections.length > 0,\n startDate: startDate,\n endDate: endDate,\n sample_interval:\n sampleIntervalSelection.length == 2\n ? \">0\"\n : sampleIntervalSelection.length == 0\n ? \">1\"\n : sampleIntervalSelection[0],\n receiver: receiverSelection,\n antenna: antennaSelection,\n // antenna_height: antennaHeightSelection, TODO\n radome: radomeSelection\n // realtime: realtimeSelection ? \"Y\" : undefined\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6311,"value":"metadataValues = metadataOptions()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9471,"value":"pod = podStations()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9468,"value":"podMap = d3.group(pod.features, (d) => d.properties.fourcharid) // create a convenient constant time lookup table","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8610,"value":"md`## Style`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":4481,"value":"html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":4983,"value":"drawIcon = FileAttachment(\"map_draw_button.svg\").image()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":5014,"value":"deleteIcon = FileAttachment(\"delete_icon.svg\").image()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9094,"value":"polygonSparkWidth = 225","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9123,"value":"polygonSparkHeight = 30","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":70,"value":"dateFormat = d3.timeFormat(\"%Y-%m-%d\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":72,"value":"today = new Date()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":157,"value":"oneYearAgo = {\n let c = new Date(); // today, still today!\n c.setDate(today.getDate() - 365);\n return c;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":802,"value":"oneWeekAgo = {\n let c = new Date(); // today, still today!\n c.setDate(today.getDate() - 7);\n return c;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":116,"value":"readableDateFormat = d3.timeFormat(\"%B %d, %Y\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":119,"value":"parseDate = d3.timeParse(\"%Y-%m-%d\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":4325,"value":"parseDateZulu = d3.timeParse(\"%Y-%m-%d%Z\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":611,"value":"// We use this function to ensure we never send an invalid date range query to the geoserver.\n// This is useful if the date selector is left incomplete while the user changes a selection. In the meantime, the incorrect query will be replaced with one or both of the date range endpoints being equal to TODAY.\nfunction validDate(d) {\n return parseDate(d) ? dateFormat(parseDate(d)) : dateFormat(today);\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1094,"value":"// A silly method that saves a lot of typing in the above document.\nfunction addPlural(base, number) {\n return number !== 1 ? base + 's' : base;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7893,"value":"eventStations = importConfiguration.stations\n ? importConfiguration.stations\n : importConfiguration.radius &&\n importConfiguration.date &&\n importConfiguration.longitude &&\n importConfiguration.latitude\n ? eventSearch({\n radius: importConfiguration.radius,\n date: importConfiguration.date,\n lon: importConfiguration.longitude,\n lat: importConfiguration.latitude\n }).then((data) => data.map((d) => d.station_code))\n : []","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2476,"value":"// https://observablehq.com/@jeremiak/download-data-button\ndownloadButton = (data, filename = 'data') => {\n if (!data) throw new Error('Array of data required as first argument');\n\n let downloadData;\n if (filename.includes('.csv')) {\n downloadData = new Blob([d3.csvFormat(data)], { type: \"text/csv\" });\n } else if (filename.includes('.zip')) {\n downloadData = new Blob([data], { type: \"application/zip\" });\n } else {\n downloadData = new Blob([JSON.stringify(data, null, 2)], {\n type: \"application/json\"\n });\n }\n\n const size = (downloadData.size / 1024).toFixed(0);\n const b = DOM.download(\n downloadData,\n filename,\n `Download ${filename} (~${size} KB)`\n );\n return b;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":4062,"value":"// Returns a canvas element to represent a series of intervals in the range [0, 1].\nfunction sparkline(intervals, { width = 250, height = 20 }) {\n const x = d3\n .scaleLinear()\n .domain([0, 1])\n .range([1, width - 1]);\n const y = d3\n .scaleLinear()\n .domain([0, 1])\n .range([height / 2, height / 2]);\n const context = DOM.context2d(width, height);\n const line = d3\n .line()\n .x((d, i) => x(d))\n .y(y)\n .context(context);\n\n context.beginPath();\n context.rect(0, 0, width, height);\n context.stroke();\n\n context.lineWidth = height - 2;\n context.strokeStyle = \"green\";\n\n intervals.forEach((range) => {\n context.beginPath();\n line(range);\n context.stroke();\n });\n\n return context.canvas;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6938,"value":"function inIframe() {\n try {\n return window.self !== window.top;\n } catch (e) {\n return true;\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8630,"value":"md`## Imports`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":4,"value":"d3 = require('d3')","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":62,"value":"import {date} from \"@jashkenas/inputs\"\n","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":205,"value":"import {Search, Table, Button, Toggle, Range, Radio} from '@observablehq/inputs'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":688,"value":"import { download } from \"@mbostock/lazy-download\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":2513,"value":"jszip = require(\"jszip@3/dist/jszip.min.js\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":5852,"value":"import { Copier } from \"@mbostock/copier\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8468,"value":"import { Swatches } from \"@d3/color-legend\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7972,"value":"import { positionJson, lineChart as positionTimeseries, k } with {\n selectedStation as station,\n startDate as start,\n endDate as end,\n timeseriesDimensions as dimensions,\n timeSeriesWindow as k\n} from \"@unavco/gnss-position-timeseries\";","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":6299,"value":"import {\n eventSearch,\n position,\n velocity,\n fetchProducts,\n stationCoverage,\n metadataSearch,\n polygonSearch,\n metadataOptions,\n podStations\n} with { env as environment } from \"@unavco/web-services\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8852,"value":"import { textcolor } from \"@observablehq/text-color-annotations-in-markdown\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8975,"value":"import { line } from \"@bmershon/inline-plots\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":9527,"value":"import { byteFormat } from \"@earthscope/earthscope-notebook-utilities\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4e","stdlib":"1"}} 24:null