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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 22 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08568350788469392 | 4.4989e-08 | |
| a | 3.208781573920193 | 2.2989e-08 | au |
| q | 2.933841912630942 | 1.5009e-07 | au |
| i | 5.341828933010536 | 3.9032e-06 | deg |
| node | 112.1385837447711 | 5.2229e-05 | deg |
| peri | 233.1246650412366 | 5.7778e-05 | deg |
| M | 333.8293314783099 | 2.7183e-05 | deg |
| tp | 2459353.123347747007
(2021-May-18.62334775) | 0.00015916 | TDB |
| period | 2099.465099387307
5.75 | 2.2562e-05
6.177e-08 | d
yr |
| n | .1714722479097461 | 1.8428e-09 | deg/d |
| Q | 3.483721235209444 | 2.4959e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.56 |
|
n/a |
E2021B10 |
|
| rotation period |
rot_per |
10.94 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
|
| 22717 Romeuf | Discovered 1998 Sept. 21 by ODAS at Caussols. |
| David Romeuf (b. 1969) is an amateur astronomer who worked as a student at the OCA Schmidt telescope in order to automate it, and is now research engineer at the Lyon 1 University (France). He has continued to work in pro-am astronomy and was project manager for the CLIMSO coronagraph at the Pic du Midi Observatory. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC batch dated 2014-01-16 | Last Updated: 2014-01-21 |
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