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107 Camilla (A868 WA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2000107
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 119 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06493370658496998 1.6019e-08  
a 3.488731012209343 1.146e-08 au
q 3.262194776308657 5.3259e-08 au
i 10.00382192721008 4.6086e-07 deg
node 172.5840707259325 3.0376e-06 deg
peri 305.9548760399279 1.9057e-05 deg
M 87.42284948428762 1.8307e-05 deg
tp 2458818.507620259560
(2019-Dec-01.00762026)
0.00012004 TDB
period 2380.124394640739
6.52
1.1728e-05
3.211e-08
d
yr
n .1512525987341679 7.4527e-10 deg/d
Q 3.71526724811003 1.2204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      4046  
   data-arc span      55763 days (152.67 yr)  
   first obs. used      1868-12-05  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:12:34  

Additional Information
 Earth MOID = 2.29098 au 
 Jupiter MOID = 1.35505 au 
 T_jup = 3.101 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457093.5 (2015-Mar-12.0) TDB
Reference: JPL 119 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06659624229270709 1.6034e-08  
q 3.255287013653622 5.3446e-08 au
tp 2456442.119039992558
(2013-May-29.61903999)
0.00011378 TDB
node 172.6194186194242 3.0378e-06 deg
peri 306.716044498392 1.8635e-05 deg
i 10.00297023446382 4.6068e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      4046  
   data-arc span      55763 days (152.67 yr)  
   first obs. used      1868-12-05  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:12:34  

Additional Information
 Jupiter MOID = 1.35505 au 
 T_jup = 3.101 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.570880323287865E-16 -8.420646043746929E-16 3.285806654684225E-13 4.961639051472794E-15 2.291911734756972E-14 1.0093819921842E-15
q -8.420646043746929E-16 2.856485957464554E-15 -8.66695072555586E-13 -1.922514718742048E-14 -3.81219664506043E-14 -3.650219015949633E-15
tp 3.285806654684225E-13 -8.66695072555586E-13 1.294560633882926E-8 -2.607792958034385E-10 2.100504910617372E-9 -3.111853041441786E-11
node 4.961639051472794E-15 -1.922514718742048E-14 -2.607792958034385E-10 9.228484870899908E-12 -4.652347718669089E-11 1.226462994645223E-12
peri 2.291911734756972E-14 -3.81219664506043E-14 2.100504910617372E-9 -4.652347718669089E-11 3.47275850933171E-10 -5.701032627925381E-12
i 1.0093819921842E-15 -3.650219015949633E-15 -3.111853041441786E-11 1.226462994645223E-12 -5.701032627925381E-12 2.122277073862291E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.15   n/a MPO636061 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)

107 Camilla (A868 WA)          Discovered 1868-Nov-17 by Pogson, N. R. at Madras
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A868 WA = 1938 OG = 1949 HD1 = A893 QA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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