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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 37 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .105327922113998 | 3.8392e-08 | |
| a | 2.539952880390299 | 7.478e-09 | au |
| q | 2.272424921231325 | 9.7327e-08 | au |
| i | 4.28254312485345 | 3.7612e-06 | deg |
| node | 351.7063757142708 | 6.0016e-05 | deg |
| peri | 106.2758899831273 | 6.3089e-05 | deg |
| M | 191.5557549922758 | 1.9925e-05 | deg |
| tp | 2459692.315986788989
(2022-Apr-22.81598679) | 8.2262e-05 | TDB |
| period | 1478.553068005472
4.05 | 6.5296e-06
1.788e-08 | d
yr |
| n | .2434812843651463 | 1.0753e-09 | deg/d |
| Q | 2.807480839549273 | 8.2657e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
10.2 |
|
n/a |
MPO492753 |
|
| diameter |
diameter |
24.040 |
km |
0.280 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
4.830 |
h |
n/a |
LCDB (Rev. 2019-August); Warner et al., 2009 |
Published Reference List:
[Di Martino, M.; Dotto, E.; Barucci, M.A.; Fulchignoni, M.; Rotundi, A. (1994) Icarus 109, 210-218.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J. (2006) IAU 2006, poster paper.]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.] |
| geometric albedo |
albedo |
0.341 |
|
0.039 |
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) |
|
| 355 Gabriella (A893 BD) Discovered 1893-Jan-20 by Charlois, A. at Nice |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
| A893 BD = 1931 OD = 1943 ME = A911 QH = A915 RM |
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