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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 39 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09542092199318082 | 3.707e-08 | |
| a | 3.015595694333764 | 1.4004e-08 | au |
| q | 2.727844772821769 | 1.1025e-07 | au |
| i | 10.50527394204343 | 4.4112e-06 | deg |
| node | 167.1554039394041 | 1.9123e-05 | deg |
| peri | 232.0793142082643 | 2.8074e-05 | deg |
| M | 146.5497533820031 | 2.1523e-05 | deg |
| tp | 2458221.852865181497
(2018-Apr-13.35286518) | 0.00011283 | TDB |
| period | 1912.749507015441
5.24 | 1.3324e-05
3.648e-08 | d
yr |
| n | .1882107399215729 | 1.3111e-09 | deg/d |
| Q | 3.303346615845757 | 1.5341e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
10.6 |
|
n/a |
MPO502173 |
|
| diameter |
diameter |
22.773 |
km |
0.247 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
6.563 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.] |
| geometric albedo |
albedo |
0.226 |
|
0.027 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| B-V |
BV |
0.799 |
|
0.026 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=18.05 deg. |
| U-B |
UB |
0.463 |
|
0.044 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=18.05 deg. |
| Tholen spectral type |
spec_T |
S |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 7 color indices |
|
| 2111 Tselina | Discovered 1969 June 13 by T. M. Smirnova at the Crimean Astrophysical Observatory. |
| Named on the 25th anniversary of the development of tselina (virgin soil) and long fallow lands in the U.S.S.R. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC 5283 | Last Updated: 2007-10-23 |
|
Alternate Designations
| 1969 LG = 1928 RS = 1928 SO = 1951 AR1 = 1968 HB1 = 1975 RE = 1976 YF |
|
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