99 lines
2.6 KiB
JavaScript
99 lines
2.6 KiB
JavaScript
var repeat;
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moment.relativeTimeThreshold('m', 120);
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function maketable(str, arr)
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{
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var table=d3.select(str);
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table.html("");
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var thead=table.append("thead");
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var tbody=table.append("tbody");
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var rows=tbody.selectAll("tr").
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data(arr).
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enter().
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append("tr");
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var columns = ["sv", "best-tle", "best-tle-dist", "best-tle-norad", "best-tle-int-desig", "eph-ecefX", "eph-ecefY", "eph-ecefZ", "tle-ecefX", "tle-ecefY", "tle-ecefZ", "eph-latitude", "eph-longitude", "tle-latitude", "tle-longitude", "tle-eciX", "tle-eciY", "tle-eciZ", "t0e", "t", "E", "M0"];
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// append the header row
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thead.append("tr")
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.selectAll("th")
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.data(columns)
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.enter()
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.append("th")
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.text(function(column) {
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if(column == "delta_hz_corr")
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return "ΔHz";
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else
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return column;
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});
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var cells = rows.selectAll("td").
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data(function(row) {
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return columns.map(function(column) {
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var ret={};
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ret.column = column;
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ret.color=null;
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if(row[column] != null && column != "sv" && column != "best-tle" && column != "best-tle-norad" && column != "best-tle-int-desig")
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ret.value = row[column].toFixed(1);
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else
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ret.value = row[column];
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return ret;
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})
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})
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.enter().append("td").html(function(d) { return d.value; }).attr("align", "right").style("background-color", function(d) {
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return d.color;
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});
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}
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var sats={};
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var lastseen=null;
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function update()
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{
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var seconds = 2;
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clearTimeout(repeat);
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repeat=setTimeout(update, 1000.0*seconds);
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if(lastseen != null)
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d3.select("#freshness").html(lastseen.fromNow());
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d3.json("global.json", function(d) {
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lastseen = moment(1000*d["last-seen"]);
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d3.select("#freshness").html(lastseen.fromNow());
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});
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d3.json("almanac.json", function(d) {
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// put data in an array
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sats=d;
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var arr=[];
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Object.keys(d).forEach(function(e) {
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var o = d[e];
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o.sv=e;
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arr.push(o);
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});
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// sort it on SV
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arr.sort(function(a, b) {
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if(Number(a.sv) < Number(b.sv))
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return -1;
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if(Number(b.sv) < Number(a.sv))
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return 1;
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return 0;
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});
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var livearr=[];
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for(n = 0 ; n < arr.length; n++)
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{
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livearr.push(arr[n]);
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}
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maketable("#svs", livearr);
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});
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}
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repeat=update();
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