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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2571711744204122 | 3.6506e-08 | |
| a | 2.338337805258092 | 7.4302e-09 | au |
| q | 1.73698472568822 | 8.5335e-08 | au |
| i | 22.32253514400511 | 6.4491e-06 | deg |
| node | 10.37001970997159 | 1.0756e-05 | deg |
| peri | 105.3483566210681 | 1.6641e-05 | deg |
| M | 197.5084851512448 | 1.3419e-05 | deg |
| tp | 2459590.004996441924
(2022-Jan-10.50499644) | 5.0049e-05 | TDB |
| period | 1306.048496849979
3.58 | 6.225e-06
1.704e-08 | d
yr |
| n | .275640606660682 | 1.3138e-09 | deg/d |
| Q | 2.939690884827965 | 9.341e-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. 2019-August); 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] |
| 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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