2a:null 2b:["$","title",null,{"children":"HEALPix | D3 | Observable"}] 30:[] 2e:{"id":"1659897bc128b981","slug":"healpix","title":"HEALPix","thumbnail":"841bc9be87713d64517ad98c802c64ddf03fb6d7a9c82ae67beb9058d76b984e","access_level":"public","create_time":"$D2019-02-27T05:02:24.102Z","update_time":"$D2026-05-23T19:39:20.139Z","view_time":null,"first_public_time":"$D2019-02-27T05:02:56.246Z","fork":{"id":"edf6c8c74350b5e3","slug":"berghaus-star","title":"Berghaus Star","owner":{"id":"863951e3ebe4c0ae","login":"d3","name":"D3"}},"stars":2,"starred":false,"owner":{"type":"team","id":"863951e3ebe4c0ae","login":"d3","name":"D3","avatar_url":"https://avatars-next.observableusercontent.com/5af16e327a90b2873351dda8a596c0d2d3bf954f64523deefe80177c9764d0f7","tier":"pro_2024"},"version":156,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"074c414ad1d825f5","login":"mbostock","name":"Mike Bostock","avatar_url":"https://avatars-next.observableusercontent.com/7dbba99ced40bd5ab8013c99b1a11da61231bce321ba1148a9d16ad0f121550a","tier":null}],"members":[{"type":"team","id":"863951e3ebe4c0ae","login":"d3","name":"D3","avatar_url":"https://avatars-next.observableusercontent.com/5af16e327a90b2873351dda8a596c0d2d3bf954f64523deefe80177c9764d0f7","tier":"pro_2024","role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":2,"collection":{"id":"650e48551bcfb21d","slug":"d3-geo-projection","title":"d3-geo-projection","owner":{"id":"863951e3ebe4c0ae","login":"d3","name":"D3"}},"type":"notebook","body":{"title":"HEALPix","cells":[{"id":1,"value":"md`# HEALPix\n\nA Hierarchical Equal Area isoLatitude Pixelisation of a 2-sphere.`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":127,"value":"viewof lobes = {\n const form = html``;\n form.i.oninput = () => form.o.value = `${form.value = form.i.valueAsNumber} lobes`;\n form.i.oninput();\n return form;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":16,"value":"createMap(d3.geoHealpix().lobes(lobes))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":3,"value":"import {d3, createMap} from \"@d3/world-map\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W30","stdlib":"1","titling":"auto"}} 2f:"$2e:body"