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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2044499667548183 | 1.9247e-08 | |
| a | 2.712925698693847 | 6.2955e-09 | au |
| q | 2.158268129787598 | 5.3539e-08 | au |
| i | 15.9718120149848 | 2.2205e-07 | deg |
| node | 134.9461410123381 | 1.0107e-06 | deg |
| peri | 154.1184208461927 | 4.4487e-06 | deg |
| M | 7.900030377391657 | 3.0929e-06 | deg |
| tp | 2459164.683632576024
(2020-Nov-11.18363258) | 1.4003e-05 | TDB |
| period | 1632.131986420099
4.47 | 5.6812e-06
1.555e-08 | d
yr |
| n | .2205703968767993 | 7.6777e-10 | deg/d |
| Q | 3.267583267600096 | 7.5827e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
9.91 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
31.494 |
km |
0.310 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
11.147 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Oey, J. (2008) Minor Planet Bull. 35, 132-135.]
[Oey, J. (2009) Minor Planet Bull. 36, 162-165.]
[Pilcher, F. (2013) Minor Planet Bull. 40, 85-87.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.352 |
|
0.025 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| SMASSII spectral type |
spec_B |
S |
|
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) |
|
| 226 Weringia (A882 OA) Discovered 1882-Jul-19 by Palisa, J. at Vienna |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
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