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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09273846602580052 | 5.3309e-08 | |
| a | 2.400960239714171 | 1.6049e-08 | au |
| q | 2.17829887009414 | 1.2398e-07 | au |
| i | 3.002933745591947 | 5.7802e-06 | deg |
| node | 180.3945051312303 | 7.9604e-05 | deg |
| peri | 359.196344853374 | 8.4253e-05 | deg |
| M | 139.7900376394254 | 2.4996e-05 | deg |
| tp | 2458868.845556093157
(2020-Jan-20.34555609) | 9.4809e-05 | TDB |
| period | 1358.863643033242
3.72 | 1.3625e-05
3.73e-08 | d
yr |
| n | .2649272440584337 | 2.6563e-09 | deg/d |
| Q | 2.623621609334201 | 1.7537e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.56 |
|
n/a |
E2021B55 |
|
|
| 215886 Barryarnold | Discovered 2005 Mar. 16 by B. Christophe at Saint-Sulpice. |
| Barry Arnold (b. 1945), a friend of the discoverer, has been in charge of the optical shop at the University of Alberta for a long time. He has also provided quality optics for the amateur community. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20100527/MPCPages.arc | Last Updated: 2010-12-06 |
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