99 lines
2.6 KiB
Plaintext
99 lines
2.6 KiB
Plaintext
"Cassini" "Sol"
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{
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Class "spacecraft"
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Mesh "cassini.3ds"
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Radius 0.011
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InfoURL "http://saturn.jpl.nasa.gov/home/index.cfm"
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# Orient the model according to the specification here:
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# http://mapsview.engin.umich.edu/data_descriptions/spacecraft_overview.php
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# Remote sensing pallet mounted on +X side of spacecraft
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# Magnetometer boom extends in +Y direction
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# Primary remote sensing boresight view is -Y
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# Main engine firing direction is +Z
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# High-gain antenna points -Z
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# Huygens probe ejected in -X direction
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Orientation [ 180 1 0 0 ]
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Timeline [
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# Phase 1: Launch and cruise
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{
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Beginning "1997 10 15 09:27:11"
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Ending "2004 6 20 12:00:00"
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OrbitFrame { EclipticJ2000 { Center "Sol" } }
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SampledTrajectory { Source "cassini-cruise.xyzv" }
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FixedRotation { Inclination 70 AscendingNode -90 }
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}
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# Phase 2: Saturn orbit (primary and equinox missions)
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{
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Ending "2010 6 20 12:00:00"
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OrbitFrame { EclipticJ2000 { Center "Sol/Saturn" } }
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SampledTrajectory { Source "cassini-orbit.xyzv" }
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FixedRotation { Inclination 70 AscendingNode -90 }
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}
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# Phase 3: Solstice mission
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{
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# SPICE kernel continues until 21 Sep 2017, but the trajectory
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# shows Cassini entering Saturn's atmosphere on 15 Sep.
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Ending "2017 9 15 17:02:00"
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OrbitFrame { EclipticJ2000 { Center "Sol/Saturn" } }
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SampledTrajectory { Source "cassini-solstice.xyzv" }
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FixedRotation { Inclination 70 AscendingNode -90 }
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}
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]
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}
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"Huygens" "Sol/Cassini"
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{
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Class "spacecraft"
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Mesh "huygens.3ds"
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Radius 0.00135
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Orientation [ 90 0 0 1 ]
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InfoURL "http://saturn.jpl.nasa.gov/home/index.cfm"
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Timeline [
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# Phase 1: With Cassini
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{
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Beginning 2450736.893877314 # 1997 Oct 15 09:27:11
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Ending "2004 12 25 02:01:05.183"
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OrbitFrame { BodyFixed { Center "Sol/Cassini" } }
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BodyFrame { BodyFixed { Center "Sol/Cassini" } }
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FixedPosition [ -0.0014 0 0.0002 ]
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FixedRotation { Inclination 90 AscendingNode 90 }
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}
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# Phase 2: Free flight to Titan
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{
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Ending "2005 01 14 09:07:00"
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OrbitFrame { EclipticJ2000 { Center "Sol/Saturn" } }
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BodyFrame { EclipticJ2000 { Center "Sol" } }
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SampledTrajectory { Source "huygens.xyzv" }
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UniformRotation
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{
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AscendingNode 0
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Inclination 90
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MeridianAngle 0
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Epoch 2453364.5847 # 2004 Dec 25 02:01:58
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Period 0.125 # 7.5 revolutions per minute
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}
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}
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] # End Timeline
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}
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