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2867 Steins (1969 VC)
Classification: Main-belt Asteroid          SPK-ID: 2002867
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 68 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456289289015271 2.4988e-08  
a 2.363361559230349 6.4394e-09 au
q 2.01918774675259 5.9267e-08 au
i 9.932276175415259 3.5771e-06 deg
node 55.35386270839832 1.7181e-05 deg
peri 250.8071708542446 2.1674e-05 deg
M 39.49086331172578 1.3474e-05 deg
tp 2458854.924662695538
(2020-Jan-06.42466270)
4.9602e-05 TDB
period 1327.069530385413
3.63
5.4238e-06
1.485e-08
d
yr
n .2712744070730396 1.1087e-09 deg/d
Q 2.707535371708108 7.3772e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3079  
   data-arc span      25191 days (68.97 yr)  
   first obs. used      1951-11-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:08:52  

Additional Information
 Earth MOID = 1.02972 au 
 Jupiter MOID = 2.53762 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457101.5 (2015-Mar-20.0) TDB
Reference: JPL 68 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453432694199447 2.4935e-08  
q 2.020349681935837 5.909e-08 au
tp 2457528.689467013770
(2016-May-20.18946701)
4.9601e-05 TDB
node 55.37694067401483 1.7175e-05 deg
peri 251.0728565075738 2.1696e-05 deg
i 9.933752764247552 3.5775e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3079  
   data-arc span      25191 days (68.97 yr)  
   first obs. used      1951-11-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:08:52  

Additional Information
 Jupiter MOID = 2.53762 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.21755017315322E-16 -1.467012243958967E-15 4.723620763955951E-14 -7.867734218908318E-16 1.25938120662409E-14 7.456735237845949E-17
q -1.467012243958967E-15 3.491653619455875E-15 -1.176916628303422E-13 1.206187943317866E-15 -3.295463694909453E-14 -6.620644789569387E-17
tp 4.723620763955951E-14 -1.176916628303422E-13 2.460266646306088E-9 -8.701335954951355E-12 6.651753863432377E-10 -3.277647998689853E-12
node -7.867734218908318E-16 1.206187943317866E-15 -8.701335954951355E-12 2.949718293854207E-10 -2.924308334363988E-10 -8.689631242645337E-12
peri 1.25938120662409E-14 -3.295463694909453E-14 6.651753863432377E-10 -2.924308334363988E-10 4.707281135591354E-10 7.747987389310854E-12
i 7.456735237845949E-17 -6.620644789569387E-17 -3.277647998689853E-12 -8.689631242645337E-12 7.747987389310854E-12 1.279853304318684E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7   n/a MPO435725  
diameter diameter 5.160 km 0.167 EAR_A_COMPIL_5_NEOWISEDIAM_V1_0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.049 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hicks, M.D.; Bauer, J.M.; Tokunaga, A.T. (2004) IAUC 8315.]
[Warner, B.D. (2004) Minor Planet Bull. 31, 67-70.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Weissman, P.R.; Lowry, S.C.; Choi, Y.-J. (2005) Bull. Amer. Astron. Soc. 37, 644.]
[Kuppers, M.; Mottola, S.; Lowry, S.C.; A'Hearn, M.F.; et al. (2007) Astron. Astrophys. 462, L13-L16.]
[Weissman, P.R.; Lowry, S.C.; Choi, Y.-J. (2007) Astron. Astrophys. 466, 737-742.]
[Jorda, L.; Lamy, P.L.; Faury, G.; Weissman, P.; et al. (2008) Astron. Astrophys. 487, 1171-1178.]
[Lamy, P.L.; Kaasalainen, M.; Lowry, S.; Weissman, P.; et al. (2008) Astron. Astrophys. 487, 1179-1185.]
[Lamy, P.; Kaasalainen, M.; Jorda, L.; Faury, G.; et al. (2008) Bull. Amer. Astron. Soc. 40 (28.33).]
[Dotto, E.; Perna, D.; Fornasier, S.; Belskaya, I.N.; et al. (2009) Astron. Astrophys. 494, L29-L32.]
[Jorda, L.; Lamy, P.L.; Gaskell, R.W.; Kaasalainen, M.; et al. (2012) Icarus 221, 1089-1100.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.300   0.034 EAR_A_COMPIL_5_NEOWISEDIAM_V1_0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2867 Steins (1969 VC)          Discovered 1969-Nov-04 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1969 VC = 1954 QL = 1979 FJ4 = 1980 VV1 = 1980 WB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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