25:["$","title",null,{"children":"Change in presidential election margins | Andrew Witherspoon | Observable"}] 49:[{"id":"6b1776f5a0a0e76e6428805c0074a8f262e3f34b1b50944da27903e014b409958dc29b03a1c9cc331949d6a2a404c19dfd0d9d36d9c32274e6ffbc07c11350ee","href":"https://static.observableusercontent.com/files/6b1776f5a0a0e76e6428805c0074a8f262e3f34b1b50944da27903e014b409958dc29b03a1c9cc331949d6a2a404c19dfd0d9d36d9c32274e6ffbc07c11350ee","name":"counties-albers-10m.json","type":"application/octet-stream","lastModified":1704484481281.933,"size":795407},{"id":"27cb490ae22de4dd39ab3ebd878e7eef60190cfa3869842e9482a896d035d54db08901fa4f53df67f9806defec078832dc368149a24d0721419e520a813119b7","href":"https://static.observableusercontent.com/files/27cb490ae22de4dd39ab3ebd878e7eef60190cfa3869842e9482a896d035d54db08901fa4f53df67f9806defec078832dc368149a24d0721419e520a813119b7","name":"arizona_geo.json","type":"application/json","lastModified":1704484612332.738,"size":96102},{"id":"180c99e86c422c9ab0a1b000794ba32e8933fc3d009e5b434b7b23d9423606586cbf64c5b7f381156d3c0a71c960d82807ef48c06682c58faaac943eb8de0132","href":"https://static.observableusercontent.com/files/180c99e86c422c9ab0a1b000794ba32e8933fc3d009e5b434b7b23d9423606586cbf64c5b7f381156d3c0a71c960d82807ef48c06682c58faaac943eb8de0132","name":"nevada_geo.json","type":"application/json","lastModified":1704484612246.496,"size":43012},{"id":"771ac3f839ea7d21b3a91e50aa8cc11f0faceb07fb9be4ecc3b687be747cf6f58801c0baec304d6a7f3992166ee9a0e5f1ca09f62f5fe32f78b7f323b48351a3","href":"https://static.observableusercontent.com/files/771ac3f839ea7d21b3a91e50aa8cc11f0faceb07fb9be4ecc3b687be747cf6f58801c0baec304d6a7f3992166ee9a0e5f1ca09f62f5fe32f78b7f323b48351a3","name":"michigan_geo.json","type":"application/json","lastModified":1704484612453.805,"size":164297},{"id":"60985a1051fe66fce4ad700a12d9cc3404135eea7d90f4260ff6e01aa8217acd3172fb898134c0f3f0c4fc4df74038761b2e7c9a8717149a6f64f86ffea03d01","href":"https://static.observableusercontent.com/files/60985a1051fe66fce4ad700a12d9cc3404135eea7d90f4260ff6e01aa8217acd3172fb898134c0f3f0c4fc4df74038761b2e7c9a8717149a6f64f86ffea03d01","name":"pennsylvania_geo.json","type":"application/json","lastModified":1704484612458.347,"size":150038},{"id":"fa9782b002b0f002a424def705231a229cc6ac287bda496f4ea47fa0bddb9a46cbc2398deadfd6927cb34fb81dd88e852abfc282067353f93fa89c19d7954698","href":"https://static.observableusercontent.com/files/fa9782b002b0f002a424def705231a229cc6ac287bda496f4ea47fa0bddb9a46cbc2398deadfd6927cb34fb81dd88e852abfc282067353f93fa89c19d7954698","name":"wisconsin_geo.json","type":"application/json","lastModified":1704484612458.188,"size":153716},{"id":"6e3d8be4b2da59936c78328d19a211019318047af98f5f205cee009a1d3a367da6d809b0b2fea4b9e3b84a46de4f0f780d5044c1a61fbe66e2d1802cdc608c2b","href":"https://static.observableusercontent.com/files/6e3d8be4b2da59936c78328d19a211019318047af98f5f205cee009a1d3a367da6d809b0b2fea4b9e3b84a46de4f0f780d5044c1a61fbe66e2d1802cdc608c2b","name":"georgia_geo.json","type":"application/json","lastModified":1704484612649.084,"size":313022},{"id":"b85ad7d569afeae392929a4a91e7d2c1f57bd8570a26ae9df04a27cb97b593b6369d8d2410eb3451d83ff68cb0ed69f9e7aa67aac91877c8629660eb1eb328d4","href":"https://static.observableusercontent.com/files/b85ad7d569afeae392929a4a91e7d2c1f57bd8570a26ae9df04a27cb97b593b6369d8d2410eb3451d83ff68cb0ed69f9e7aa67aac91877c8629660eb1eb328d4","name":"iowa_geo.json","type":"application/json","lastModified":1704484612430.888,"size":142025}] 29:{"id":"bb877d00361bef86","slug":null,"title":"Change in presidential election margins","thumbnail":"1ebde82cf34c36c8b0a188e112e2c1da528b0f46ead9e058c0543599b6b1d850","access_level":"public","create_time":"$D2024-01-05T19:54:41.281Z","update_time":"$D2024-01-05T19:59:55.703Z","view_time":null,"first_public_time":"$D2024-01-05T19:54:41.281Z","has_unpublished_edits":null,"fork":{"id":"e6b14a27aef67561","slug":"d3-u-s-map","title":"D3 U.S. map","owner":{"id":"f35c755083683fe5","login":"observablehq","name":"Observable"}},"stars":0,"starred":false,"owner":{"type":"team","id":"e9d0700f86f0bd9d","login":"andrewwitherspoon","name":"Andrew Witherspoon","avatar_url":"https://avatars-next.observableusercontent.com/8f490800810ce3ba1c52e327affe1547bdbad849dc781226bd105e2555362cd2","tier":"starter_2024","bio":"","followed_by_you":false,"follows_you":false},"version":137,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"60290e9aa8cc207b","login":"andrewwitherspoon","name":"Andrew Witherspoon","avatar_url":"https://avatars-next.observableusercontent.com/8f490800810ce3ba1c52e327affe1547bdbad849dc781226bd105e2555362cd2","tier":null,"bio":"","followed_by_you":false,"follows_you":false}],"members":[{"type":"individual","id":"60290e9aa8cc207b","login":"andrewwitherspoon","name":"Andrew Witherspoon","avatar_url":"https://avatars-next.observableusercontent.com/8f490800810ce3ba1c52e327affe1547bdbad849dc781226bd105e2555362cd2","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"Change in presidential election margins","cells":[{"id":0,"value":"# Change in presidential election margins","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":29,"value":"map = htl.html``","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":47,"value":"path = d3.geoPath()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":104,"value":"states = topojson.mesh(us, us.objects.states, (a, b) => a !== b)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":108,"value":"nation = topojson.feature(us, us.objects.nation)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":101,"value":"counties = topojson.mesh(us, us.objects.counties, (a, b) => a !== b && (a.id / 1000 | 0) === (b.id / 1000 | 0))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":13,"value":"us = FileAttachment(\"counties-albers-10m.json\").json() // Already projected to Albers-USA!","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"d3 = require(\"d3-geo@3\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":121,"value":"If you need to project data to this map, and have longitude, latitude pairs, use the following projection:","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":37,"value":"projection = d3.geoAlbersUsa().scale(1300).translate([487.5, 305])","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":136,"value":"iowaGeo = FileAttachment(\"iowa_geo.json\").json()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W49","stdlib":"1"}} 24:null