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Updated solarsys.ssc for new 1.5.0 features: 

Switched reference frame for Nix and Hydra: J2000 Earth equator with origin at the Pluto-Charon barycenter
pull/3/head
Chris Laurel 2006-11-22 10:28:29 +00:00
parent 9b4a6fc490
commit e6c02c1be2
1 changed files with 20 additions and 10 deletions
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extras/numberedmoons.ssc
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@ -2013,7 +2013,7 @@
# "Orbits and photometry of Pluto's satellites: Charon, S/2005 P1 # "Orbits and photometry of Pluto's satellites: Charon, S/2005 P1
# and S/2005 P2" Buie et al. http://arxiv.org/abs/astro-ph/0512491 # and S/2005 P2" Buie et al. http://arxiv.org/abs/astro-ph/0512491
"Hydra" "Sol/Pluto" "Hydra" "Sol/Pluto-Charon"
{ {
Texture "asteroid.jpg" # "spectrally neutral" Texture "asteroid.jpg" # "spectrally neutral"
Mesh "asteroid.cms" Mesh "asteroid.cms"
@ -2021,22 +2021,27 @@
InfoURL "http://www.boulder.swri.edu/plutonews/" InfoURL "http://www.boulder.swri.edu/plutonews/"
# Elements from Buie et al. referenced to J2000 Earth equator
OrbitFrame {
EquatorJ2000 { Center "Sol/Pluto-Charon" }
}
EllipticalOrbit EllipticalOrbit
{ {
Epoch 2452600.5 # 2002 Nov 22 Epoch 2452600.5 # 2002 Nov 22
Period 38.2065 Period 38.2065
SemiMajorAxis 64780 SemiMajorAxis 64780
Eccentricity 0.0052 Eccentricity 0.0052
Inclination 0.25 Inclination 96.36
AscendingNode 13 AscendingNode 223.173
ArgOfPericenter 336.9 LongOfPericenter 200.1
MeanAnomaly 122.6 MeanLongitude 322.71
} }
Albedo 0.35 # estimate, based on Charon Albedo 0.35 # estimate, based on Charon
} }
"Nix" "Sol/Pluto" "Nix" "Sol/Pluto-Charon"
{ {
Texture "asteroid.jpg" Texture "asteroid.jpg"
# Color [ 0.65 0.45 0.35 ] # reddish shade initially reported, # Color [ 0.65 0.45 0.35 ] # reddish shade initially reported,
@ -2047,16 +2052,21 @@
InfoURL "http://www.boulder.swri.edu/plutonews/" InfoURL "http://www.boulder.swri.edu/plutonews/"
# Elements from Buie et al. referenced to J2000 Earth equator
OrbitFrame {
EquatorJ2000 { Center "Sol/Pluto-Charon" }
}
EllipticalOrbit EllipticalOrbit
{ {
Epoch 2452600.5 # 2002 Nov 22 Epoch 2452600.5 # 2002 Nov 22
Period 24.8562 Period 24.8562
SemiMajorAxis 48675 SemiMajorAxis 48675
Eccentricity 0.0023 Eccentricity 0.0023
Inclination 0.1 Inclination 96.18
AscendingNode 13 AscendingNode 223.14
ArgOfPericenter 352.9 LongOfPericenter 216
MeanAnomaly 267.1 MeanLongitude 123.14
} }
Albedo 0.35 # estimate, based on Charon Albedo 0.35 # estimate, based on Charon