Add sample SSC file for each GNSS system
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README.md
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README.md
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@ -36,7 +36,7 @@ Upstream Celestia:
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* https://github.com/CelestiaProject/Celestia
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## TLE
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## TLE Conversion
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TLE Conversion Spreadsheet:
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@ -59,6 +59,29 @@ Info on `.ssc` files:
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* https://en.wikibooks.org/wiki/Celestia/SSC_File
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In Celestia name "Galileo" is used for the *other* spacecraft, not
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for the EU GNSS. So the name used in development here adds `-gnss`,
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ala, `galileo-gnss.ssc`, whereas the other GNSS don't.
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## TLE Sources
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Beidou (China)
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* https://celestrak.com/NORAD/elements/beidou.txt
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Galileo (Europe)
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* https://celestrak.com/NORAD/elements/galileo.txt
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Glonass (Russia)
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* https://celestrak.com/NORAD/elements/glo-ops.txt
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GNSS (All)
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* https://celestrak.com/NORAD/elements/gnss.txt
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GPS (USA)
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* https://celestrak.com/NORAD/elements/gps-ops.txt
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## Spice
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Spice TLE:
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"Evaluate NORAD two-line element data for earth orbiting spacecraft."
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@ -0,0 +1,20 @@
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"2010-001A" "Sol/Earth" {
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Class "spacecraft"
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# Mesh
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Radius 0.005
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EllipticalOrbit {
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Epoch 2459720.33613831
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Period 0.99731528
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SemiMajorAxis 42165.413
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Eccentricity 0.0004661
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Inclination 1.8382
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AscendingNode 46.5258
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ArgOfPericenter 17.4955
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MeanAnomaly 255.8633
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}
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Obliquity 1.8382
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EquatorAscendingNode 46.5258
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RotationOffset 353.0270
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# Orientation [ ]
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}
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@ -0,0 +1,20 @@
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"2007-052A" "Sol/Earth" {
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Class "spacecraft"
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# Mesh
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Radius 0.005
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EllipticalOrbit {
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Epoch 2459719.68815104
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Period 0.46925415
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SemiMajorAxis 25507.827
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Eccentricity 0.0000891
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Inclination 66.0824
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AscendingNode 5.6073
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ArgOfPericenter 294.3159
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MeanAnomaly 242.2533
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}
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Obliquity 66.0824
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EquatorAscendingNode 5.6073
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RotationOffset 183.6393
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# Orientation [ ]
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}
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@ -0,0 +1,20 @@
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"1997-035A" "Sol/Earth" {
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Class "spacecraft"
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# Mesh
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Radius 0.005
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EllipticalOrbit {
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Epoch 2459718.94467728
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Period 0.49859567
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SemiMajorAxis 26560.345
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Eccentricity 0.0057297
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Inclination 55.5062
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AscendingNode 156.8049
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ArgOfPericenter 51.2220
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MeanAnomaly 309.3262
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}
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Obliquity 55.5062
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EquatorAscendingNode 156.8049
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RotationOffset 80.2289
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# Orientation [ ]
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}
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@ -0,0 +1,20 @@
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"1997-035A" "Sol/Earth" {
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Class "spacecraft"
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# Mesh
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Radius 0.005
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EllipticalOrbit {
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Epoch 2459718.94467728
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Period 0.49859567
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SemiMajorAxis 26560.345
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Eccentricity 0.0057297
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Inclination 55.5062
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AscendingNode 156.8049
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ArgOfPericenter 51.2220
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MeanAnomaly 309.3262
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}
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Obliquity 55.5062
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EquatorAscendingNode 156.8049
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RotationOffset 80.2289
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# Orientation [ ]
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}
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