Code: Select all
# All asteroid colors (except for Dactyl) are derived from SMASS spectra
# and converted to RGB values using Matt Wronkiewicz's spectrum2rgb utility
# that is distributed with the Celestia source package.
# A few main belt asteroids . .
"1 Ceres:Ceres:A899 OF" "Sol"
{
Class "dwarfplanet"
Texture "ceres.jpg"
BumpMap "ceresbump.*"
BumpHeight 9.5
Color [ 1.000 0.945 0.881 ]
BlendTexture true
Radius 487.5 # 975x909km
Oblateness 0.068 # Thomas et al, Nature, 8 Sep 2005
EllipticalOrbit
{
Epoch 2452600.5 # 2002 Nov 22 00:00UT
Period 4.60014
SemiMajorAxis 2.7660
Eccentricity 0.0793
Inclination 10.584
AscendingNode 80.483
ArgOfPericenter 74.043
MeanAnomaly 232.067
}
UniformRotation
{
Period 9.074170 # Icarus 2007,188(2):451
Epoch 2449249.91125 # 1993 Sep 19 09:52:12UT
Inclination 11
AscendingNode 29
MeridianAngle 339.85
}
Albedo 0.113
}
"2 Pallas:Pallas" "Sol"
# Pole and shape from Schmidt et al
# "Hubble takes a look at Pallas: Shape, Size and Surface"
# (2008) http://www.lpi.usra.edu/meetings/lpsc2008/pdf/2502.pdf
{
Class "asteroid"
Texture "pallas.*"
Color [ 1.000 0.952 0.903 ]
BlendTexture true
Mesh "roughsphere.cms"
SemiAxes [ 291 278 250 ]
EllipticalOrbit
{
Epoch 2452600.5 # 2002 Nov 22 00:00UT
Period 4.61868
SemiMajorAxis 2.7733
Eccentricity 0.2300
Inclination 34.846
AscendingNode 173.166
ArgOfPericenter 310.423
MeanAnomaly 218.057
}
UniformRotation
{
Period 7.81323264
Inclination 113
AscendingNode 118
MeridianAngle 339
}
Albedo 0.159
}
"3 Juno:Juno" "Sol"
{
Class "asteroid"
Texture "juno.*"
Color [ 1.000 0.912 0.833 ]
BlendTexture true
SemiAxes [ 145 120 95 ]
Mesh "ky26.cmod"
EllipticalOrbit
{
Epoch 2452600.5 # 2002 Nov 22 00:00UT
Period 4.35540
SemiMajorAxis 2.6669
Eccentricity 0.2589
Inclination 12.972
AscendingNode 170.133
ArgOfPericenter 247.948
MeanAnomaly 119.146
}
UniformRotation
{
Period 7.811
Inclination 56
AscendingNode 196
}
Albedo 0.238
}
"4 Vesta:Vesta" "Sol"
{
Class "asteroid"
Mesh "vesta.cmod"
Texture "vesta.*"
Color [ 1.000 0.923 0.851 ]
BlendTexture true
Radius 279 # maximum semi-axis
MeshCenter [ 0.77 3.424 -0.554 ]
InfoURL "http://www.solarviews.com/eng/vesta.htm"
EllipticalOrbit
{
Epoch 2452000.5 # 2001 Apr 1 00:00UT
Period 3.62729
SemiMajorAxis 2.3670775
Eccentricity 0.089753
Inclination 7.1346
AscendingNode 103.9510
ArgOfPericenter 149.4585
MeanAnomaly 104.980
}
UniformRotation
{
Period 5.342
Epoch 2450124.90833 # 1996 May 11 09:48UT
Inclination 40
AscendingNode 91
MeridianAngle 325.77
}
Albedo 0.423
}
# 10 Hygiea
"10 Hygiea" "Sun"
{
Class "asteroid"
Texture "Hades.*
BumpMap "Hades_bump.*"
BumpHeight 9.5
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "roughsphere.cms"
Albedo 0.0717
Radius 203.6
EllipticalOrbit
{
Period 5.55739809
SemiMajorAxis 3.13744078
Eccentricity 0.11823654
Inclination 3.84184137
AscendingNode 283.45855625
MeanAnomaly 20.72388364
ArgOfPericenter 313.03828971
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 27.623
}
# 15 Eunomia
"15 Eunomia" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.2094
Radius 127.67
EllipticalOrbit
{
Period 4.29775312
SemiMajorAxis 2.64335509
Eccentricity 0.18707559
Inclination 11.73780835
AscendingNode 293.27363054
MeanAnomaly 263.17170406
ArgOfPericenter 97.89824531
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 6.083
}
# 16 Psyche
"16 Psyche" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.1203
Radius 126.58
EllipticalOrbit
{
Period 4.99046084
SemiMajorAxis 2.92026076
Eccentricity 0.13946251
Inclination 3.09537975
AscendingNode 150.34748320
MeanAnomaly 62.21109199
ArgOfPericenter 227.93351284
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 4.196
}
# 31 Euphrosyne
"31 Euphrosyne" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.0543
Radius 127.95
EllipticalOrbit
{
Period 5.59102942
SemiMajorAxis 3.15008581
Eccentricity 0.22600684
Inclination 26.31714294
AscendingNode 31.24084936
MeanAnomaly 321.59775936
ArgOfPericenter 62.01617773
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 5.531
}
# 52 Europa
"52 Europa" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.0578
Radius 151.25
EllipticalOrbit
{
Period 5.46453419
SemiMajorAxis 3.10239170
Eccentricity 0.10223880
Inclination 7.46441555
AscendingNode 128.95110760
MeanAnomaly 88.52907454
ArgOfPericenter 343.80533806
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 5.633
}
# 87 Sylvia
"87 Sylvia" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.0435
Radius 130.47
EllipticalOrbit
{
Period 6.51965067
SemiMajorAxis 3.48988205
Eccentricity 0.07971455
Inclination 10.85685528
AscendingNode 73.32899323
MeanAnomaly 83.67460324
ArgOfPericenter 265.95387233
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 5.184
}
# 511 Davida
"511 Davida" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.0540
Radius 163.03
EllipticalOrbit
{
Period 5.63252329
SemiMajorAxis 3.16565218
Eccentricity 0.18561868
Inclination 15.93890365
AscendingNode 107.67208427
MeanAnomaly 212.66376281
ArgOfPericenter 338.56251275
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 5.1294
}
# 624 Hektor
"624 Hektor" "Sun"
{
Class "asteroid"
Texture "asteroid.*"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Albedo 0.025
Radius 112.5
EllipticalOrbit
{
Period 11.94604323
SemiMajorAxis 5.22569333
Eccentricity 0.02383973
Inclination 18.19597287
AscendingNode 342.80080721
MeanAnomaly 134.73336010
ArgOfPericenter 184.89172567
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 6.921
}
# 704 Interamnia
"704 Interamnia" "Sun"
{
Class "asteroid"
Color [0.5 0.5 0.5 ] # Color is incorrect, assuming flat grey here
Mesh "ky26.cmod"
Texture "ky26.jpg"
Albedo 0.0742
Radius 158.31
EllipticalOrbit
{
Period 5.35573480
SemiMajorAxis 3.06107456
Eccentricity 0.14965904
Inclination 17.29208993
AscendingNode 280.39627099
MeanAnomaly 295.98816393
ArgOfPericenter 95.80656116
}
Obliquity 0 # True value not known
EquatorAscendingNode 0 # True value not known
RotationPeriod 8.727
}
# Some of the asteroids visited by spacecraft
"951 Gaspra:Gaspra:A913 YA" "Sol"
{
Class "asteroid"
Mesh "gaspra.cmod"
Texture "gaspramosaic.*" # Phil Stooke
Color [ 1.000 0.883 0.769 ]
BlendTexture true
Radius 9.1 # maximum semi-axis
MeshCenter [ 1.540 -0.064 -0.118 ]
EllipticalOrbit
{
Epoch 2448559.0 # 1991 Oct 29 12:00UT (Galileo encounter)
Period 3.2837 # average
SemiMajorAxis 2.2096348 # at epoch
Eccentricity 0.1738752 # at epoch
Inclination 4.0975771 # at epoch
AscendingNode 253.445592 # at epoch
ArgOfPericenter 129.045896 # at epoch
MeanAnomaly 280.769206 # at epoch
}
UniformRotation
{
Period 7.042073
Inclination 69.28
AscendingNode 109.59
MeridianAngle 58.865
}
Albedo 0.1
}
"243 Ida:Ida:A910 CD" "Sol"
{
Class "asteroid"
Mesh "ida.cmod"
Texture "idamosaic.*" # Phil Stooke
Color [ 1.000 0.901 0.815 ]
BlendTexture true
Radius 28.9 # maximum semi-axis
MeshCenter [ -1.424 -0.417 0.115 ]
EllipticalOrbit
{
Epoch 2449228.0 # 1993 Aug 28 12:00UT (Galileo encounter)
Period 4.8417 # mean
SemiMajorAxis 2.863731 # at epoch
Eccentricity 0.043109 # at epoch
Inclination 1.137110 # at epoch
AscendingNode 324.586055 # at epoch
ArgOfPericenter 113.017101 # at epoch
MeanAnomaly 131.594945 # at epoch
}
UniformRotation
{
Period 4.633632
Inclination 156.96
AscendingNode 352.77
MeridianAngle 359.46
}
Albedo 0.24
}
"Dactyl:243 Ida I:Ida I:1993 (243) 1" "Sol/Ida"
{
# Data for Dactyl taken from:
# Petit et al.: The Long-Term Dynamics of Dactyl's Orbit
# (Icarus 1997: 130; 177-197) - linked in the InfoURL
InfoURL "http://www.lpl.arizona.edu/~hurfordt/research/papers/Icarus130.pdf"
Class "asteroid"
Texture "asteroid.jpg"
# Use the same color as for Ida--uncertain if this is correct
Color [ 1.000 0.901 0.815 ]
BlendTexture true
Mesh "roughsphere.cms"
Radius 0.7
EllipticalOrbit
{
Epoch 2449228.2028 # 1993 Aug 28 16:52:05UT
Period 0.96534 # stable 5:1 resonant orbit (Petit et al.)
SemiMajorAxis 83.5 # stable 5:1 resonant orbit (Petit et al.)
Eccentricity 0.13 # stable 5:1 resonant orbit (Petit et al.)
LongOfPericenter 310 # stable pericenter at 90:E Ida longitude (Petit et al.)
AscendingNode 90 # VERY approximate - chosen to place Dactyl north
# of Ida's equator, as seen at time of Galileo encounter
Inclination 8 # estimated at 7-9 degrees (Petit et al.)
}
UniformRotation
{
MeridianAngle 123 # place prime meridian facing Ida
}
Albedo 0.2
}
"433 Eros:Eros:1898 DQ" "Sol"
{
Class "asteroid"
Mesh "eros.cmod"
Texture "eros.*"
# NormalMap "erosbump2k.jpg"
Color [ 1.000 0.880 0.764 ]
# The texture is already tinted with the asteroid color
#BlendTexture true
Radius 16.3 # maximum semi-axis
MeshCenter [ -1.262 0.168 -0.164 ]
EllipticalOrbit
{
Epoch 2451171.0 # 1998 Dec 23 12:00UT (NEAR-Shoemaker encounter)
Period 1.761 # average
SemiMajorAxis 1.458261 # at epoch
Eccentricity 0.222885 # at epoch
Inclination 10.830143 # at epoch
AscendingNode 304.430882 # at epoch
ArgOfPericenter 178.613184 # at epoch
MeanAnomaly 208.403434 # at epoch
}
UniformRotation
{
Period 5.270
Inclination 78.70
AscendingNode 107.23
MeridianAngle 338.165
}
Albedo 0.16
}
"25143 Itokawa:Itokawa:1998 SF36" "Sol"
{
Class "asteroid"
Mesh "itokawa.cmod"
Radius 0.315
InfoURL "http://en.wikipedia.org/wiki/25143_Itokawa"
# Osculating elements from HORIZONS
EllipticalOrbit
{
Epoch 2453625.5 # 2005 Sep 12--Hayabusa arrival
Period 1.523231392
SemiMajorAxis 1.323849003
Eccentricity 0.2801215972
Inclination 1.622265921
AscendingNode 69.09461308
ArgOfPericenter 162.7594572
MeanAnomaly 310.6795025
}
# Retrograde rotation pole with RA 90.53 and Dec -66.30
# From "Pole and global shape of 25143 Itokawa",
# Demura et al, Science, 2 Jun 2006
BodyFrame { EquatorJ2000 {} }
UniformRotation
{
Inclination 156.30
AscendingNode 180.53
Period 12.132
}
Color [ 1 0.96 0.80 ] # Approximation based on natural color images
LunarLambert 0.5 # Approximate a dusty surface
# Align model with Celestia's coordinate system
Orientation [ 90 1 0 0 ]
Albedo 0.53
}
# Radar-imaged asteroids
"4179 Toutatis:Toutatis:1989 AC" "Sol"
{
Class "asteroid"
Mesh "toutatis.cmod"
Texture "asteroid.jpg"
Color [ 1.000 0.904 0.803 ]
BlendTexture true
Radius 2.3 # maximum semi-axis
MeshCenter [ 0.0313 0.2171 0.0064 ]
InfoURL "http://echo.jpl.nasa.gov/asteroids/4179_Toutatis/toutatis.html"
EllipticalOrbit
{
Epoch 2452200.5 # 2001 Oct 18 00:00UT
Period 3.976715
SemiMajorAxis 2.5100537
Eccentricity 0.6342274
Inclination 0.46959
AscendingNode 128.24788
ArgOfPericenter 274.78070
MeanAnomaly 86.28120
}
PrecessingRotation
{
Period 129.6 # 5.41 days
Inclination 145
PrecessionPeriod -0.0201 # 7.35 day period
}
Albedo 0.16
}
"1620 Geographos:Geographos:1951 RA" "Sol"
{
Class "asteroid"
Mesh "geographos.cmod"
Texture "asteroid.jpg"
Color [ 1.000 0.901 0.802 ]
BlendTexture true
Radius 2.53 # maximum semi-axis
MeshCenter [ 0.154 -0.002 -0.026 ]
InfoURL "http://www.solarviews.com/eng/geograph.htm"
EllipticalOrbit
{
Epoch 2450800.5 # 1997 Dec 18 00:00UT
Period 1.39
SemiMajorAxis 1.2455
Eccentricity 0.3354
Inclination 13.34
AscendingNode 337.352
ArgOfPericenter 276.756
MeanAnomaly 180.595
}
UniformRotation
{
Period 5.223
Inclination 136
AscendingNode 145
}
Albedo 0.326
}
"216 Kleopatra:Kleopatra:A905 OA" "Sol"
{
Class "asteroid"
Mesh "kleopatra.cmod"
Texture "asteroid.jpg"
Color [ 1.000 0.932 0.888 ]
BlendTexture true
Radius 110 # maximum semi-axis
MeshCenter [ -3.049 2.379 1.429 ]
InfoURL "http://echo.jpl.nasa.gov/~ostro/kle/index.html"
EllipticalOrbit
{
Epoch 2450800.5 # 1997 Dec 12 00:00UT
Period 4.67
SemiMajorAxis 2.791
Eccentricity 0.2531
Inclination 13.138
AscendingNode 215.699
ArgOfPericenter 179.350
MeanAnomaly 225.804
}
UniformRotation
{
Period 5.385
Inclination 63
AscendingNode 162
}
Albedo 0.16
# Class M
}
"1998 KY26" "Sol"
{
Class "asteroid"
Mesh "ky26.cmod"
Texture "asteroid.jpg"
Radius 0.015 # maximum semi-axis
MeshCenter [ -0.000718 -0.000099 0.000556 ]
InfoURL "http://echo.jpl.nasa.gov/~ostro/KY26/index.html"
EllipticalOrbit
{
Epoch 2452000.5 # 2001 Apr 1 00:00UT
Period 1.3752
SemiMajorAxis 1.2320798
Eccentricity 0.20151423
Inclination 1.48127
AscendingNode 84.45490
ArgOfPericenter 209.14766
MeanAnomaly 356.6879717
}
UniformRotation
{
Period 0.178
}
Albedo 0.15
}
"2063 Bacchus:Bacchus:1977 HB" "Sol"
{
Class "asteroid"
Mesh "bacchus.cmod"
Texture "asteroid.jpg"
Color [ 1.000 0.899 0.777 ]
BlendTexture true
Radius 0.55 # maximum semi-axis
MeshCenter [ -0.00936 -0.00610 0.00289 ]
InfoURL "http://echo.jpl.nasa.gov/~ostro/bacchus/index.html"
EllipticalOrbit
{
Epoch 2452000.5 # 2001 Apr 1 00:00UT
Period 1.1223
SemiMajorAxis 1.0781035
Eccentricity 0.34951251
Inclination 9.43160
AscendingNode 33.23590
ArgOfPericenter 55.18040
MeanAnomaly 229.8627955
}
UniformRotation
{
Period 14.90
Inclination 116
AscendingNode 114
}
Albedo 0.15
}
"6489 Golevka:Golevka:1991 JX" "Sol"
{
Class "asteroid"
Mesh "golevka.cmod"
Texture "asteroid.jpg"
Color [ 1.000 0.856 0.747 ]
BlendTexture true
Radius 0.34 # maximum semi-axis
MeshCenter [ -0.0289 -0.0111 -0.0331 ]
InfoURL "http://echo.jpl.nasa.gov/~ostro/gol/index.html"
EllipticalOrbit
{
Epoch 2452000.5 # 2001 Apr 1 00:00UT
Period 3.995
SemiMajorAxis 2.5120500
Eccentricity 0.60117380
Inclination 2.28701
AscendingNode 212.16560
ArgOfPericenter 65.25133
MeanAnomaly 159.8983670
}
UniformRotation
{
Period 6.0289
Inclination 135
AscendingNode 292
}
Albedo 0.15
}
"4769 Castalia:Castalia:1989 PB" "Sol"
{
Class "asteroid"
Mesh "castalia.cmod"
Texture "asteroid.jpg"
BlendTexture true
Radius 0.81 # maximum semi-axis
MeshCenter [ -0.0456 -0.0347 -0.0178 ]
InfoURL "http://echo.jpl.nasa.gov/asteroids/4769_Castalia/cast01.html"
EllipticalOrbit
{
Epoch 2452000.5 # 2001 Apr 1 00:00UT
Period 1.096
SemiMajorAxis 1.0632007
Eccentricity 0.48324394
Inclination 8.88806
AscendingNode 325.71246
ArgOfPericenter 121.26355
MeanAnomaly 152.5186007
}
UniformRotation
{
Period 4.095
Inclination 146
AscendingNode 325
}
Albedo 0.15
}
# Centaurs
"2060 Chiron:Chiron:1977 UB:95P Chiron" "Sol"
{
Class "asteroid"
Texture "asteroid.jpg"
Color [ 1.000 0.960 0.919 ]
Mesh "ky26.cmod"
BlendTexture true
Radius 144
EllipticalOrbit
{
Epoch 2449608.5 # 1994 Sep 13 00:00UT
Period 50.90359
SemiMajorAxis 13.734941
Eccentricity 0.384424
Inclination 6.927771
AscendingNode 209.395188
ArgOfPericenter 339.432152
MeanAnomaly 349.983669
}
UniformRotation
{
Period 5.918
}
Albedo 0.048
}
and only 4 is tere look
