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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 111 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .06510884650003329 | 2.8941e-08 | |
a | 3.490592889786241 | 1.3991e-08 | au |
q | 3.263324413131041 | 1.0222e-07 | au |
i | 10.00145322059468 | 3.3458e-06 | deg |
node | 172.582638872652 | 1.9123e-05 | deg |
peri | 306.3970071142705 | 3.365e-05 | deg |
M | 27.1200752833711 | 2.7252e-05 | deg |
tp | 2458821.053242027469 (2019-Dec-03.55324203) | 0.00018039 | TDB |
period | 2382.029997893169 6.52 | 1.4321e-05 3.921e-08 | d yr |
n | .1511315979724893 | 9.0862e-10 | deg/d |
Q | 3.717861366441442 | 1.4901e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2454946.5 (2009-Apr-25.0) TDB
Reference: JPL 111 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07755775287662166 | 2.8023e-08 | |
q | 3.206180851189819 | 1.0114e-07 | au |
tp | 2454087.907172205625 (2006-Dec-18.40717221) | 0.00015979 | TDB |
node | 173.1227173302024 | 1.8987e-05 | deg |
peri | 309.7749883725953 | 3.0414e-05 | deg |
i | 10.04946137495166 | 3.3635e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
7.852769858015471E-16 |
-2.810417416638519E-15 |
2.205038865881882E-13 |
1.141260803084288E-15 |
2.962575447853849E-14 |
-5.677112197467863E-16 |
q |
-2.810417416638519E-15 |
1.022979152530622E-14 |
-1.632368252662307E-12 |
-6.097313547814891E-15 |
-2.233343016447533E-13 |
2.304904765010266E-15 |
tp |
2.205038865881882E-13 |
-1.632368252662307E-12 |
2.553249342338057E-8 |
1.609801362943851E-11 |
3.815722393205021E-9 |
-1.906508122218269E-12 |
node |
1.141260803084288E-15 |
-6.097313547814891E-15 |
1.609801362943851E-11 |
3.604933428129725E-10 |
-3.519408323670307E-10 |
7.035043258217555E-12 |
peri |
2.962575447853849E-14 |
-2.233343016447533E-13 |
3.815722393205021E-9 |
-3.519408323670307E-10 |
9.250319295794992E-10 |
-7.24550356045011E-12 |
i |
-5.677112197467863E-16 |
2.304904765010266E-15 |
-1.906508122218269E-12 |
7.035043258217555E-12 |
-7.24550356045011E-12 |
1.13128829830082E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
7.1 |
|
n/a |
MPO502153 |
IRAS observations used: 27 |
magnitude slope |
G |
0.08 |
|
n/a |
PDS3 (MPC 17257) |
Fit |
diameter |
diameter |
210.370 |
km |
8.326 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
GM |
GM |
0.7475 |
km^3/s^2 |
0.0022 |
Pajuelo, M.; Carry, B.; Vachier, F.; Marsset, M.; et al. (2018) Icarus 309, 134-161 |
|
bulk density |
density |
1.280 |
g/cm^3 |
0.043 |
Pajuelo, M.; Carry, B.; Vachier, F.; Marsset, M.; et al. (2018) Icarus 309, 134-161 |
|
rotation period |
rot_per |
4.844 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Di Martino, M.; Zappala, V.; De Campos, J.A.; Debehogne, H.; Lagerkvist, C.-I. (1987) Astron. Astrophys. Suppl. Ser. 67, 95-101.] [Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R.; Greenberg, R.; et al. (1987) Icarus 70, 191-245.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1988) Icarus 76, 19-77.] [Harris, A.W.; Young, J.W. (1989) Icarus 81, 314-364.] [Magnusson, P. (1990) Icarus 85, 229-240.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1991) Icarus 89, 44-64.] [De Angelis, G. (1995) Planet. Space Sci. 43, 649-682.] [Svoren, J.; Babiakova, U. (2002) Mem. Soc. Astron. Ital. 73, 726-729.] [Torppa, J.; Kaasalainen, M.; Michalowski, T.; Kwiatkowski, T.; et al. (2003) Icarus 164, 346-383.] [Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Polishook, D. (2009) Minor Planet Bull. 36, 119-120.] [Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.] [Pietschnig, M. (2011) http://web.utanet.at/pietschm/] [Hanus, J.; Marchis, F.; Durech, J. (2013) Icarus 226, 1045-1057.] [Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Tanigawa, T.; Omae, Y.; Ebisu, D.; Mawano, M.; et al. (2015) Minor Planet Bull. 42, 248.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] [Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Viikinkoski, M.; Marchis, F.; Durech, J.; et al (2017) Astron. Astrophys. 601, A114.] [Pajuelo, M.; Carry, B.; Vachier, F.; Marsset, M.; et al. (2018) Icarus 309, 134-161.] [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
geometric albedo |
albedo |
0.059 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
B-V |
BV |
0.705 |
|
0.016 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=14; phase (min.=2.25, mean=9.88, max.=17.86) deg. |
U-B |
UB |
0.298 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=6; phase (min.=2.25, mean=8.19, max.=17.86) deg. |
Tholen spectral type |
spec_T |
C |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 7 color indices; used ground-based radiometric albedo |
SMASSII spectral type |
spec_B |
X |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
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107 Camilla (A868 WA) Discovered 1868-Nov-17 by Pogson, N. R. at Madras |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
A868 WA = 1938 OG = 1949 HD1 = A893 QA |
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