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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 31 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .257171174429621 | 3.6504e-08 | |
| a | 2.33833780527733 | 7.4266e-09 | au |
| q | 1.736984725680977 | 8.5331e-08 | au |
| i | 22.32253516121961 | 6.4337e-06 | deg |
| node | 10.37001973748883 | 1.0735e-05 | deg |
| peri | 105.3483565737755 | 1.6598e-05 | deg |
| M | 197.5084851612515 | 1.3401e-05 | deg |
| tp | 2459590.004996412896
(2022-Jan-10.50499641) | 4.9991e-05 | TDB |
| period | 1306.048496866096
3.58 | 6.222e-06
1.703e-08 | d
yr |
| n | .2756406066572804 | 1.3132e-09 | deg/d |
| Q | 2.939690884873684 | 9.3365e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.0 |
|
n/a |
MPO435697 |
|
| diameter |
diameter |
9.822 |
km |
0.130 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
13.807 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Pilcher, F. (2009) Minor Planet Bull. 36, 25-27.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
| geometric albedo |
albedo |
0.314 |
|
0.052 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 290 Bruna (A890 FA) Discovered 1890-Mar-20 by Palisa, J. at Vienna |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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