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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 32 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .06219170053165201 | 2.918e-08 | |
| a | 2.664628347790212 | 1.0059e-08 | au |
| q | 2.498910579556292 | 7.8513e-08 | au |
| i | 2.675219782586602 | 4.0791e-06 | deg |
| node | 301.504556327375 | 7.834e-05 | deg |
| peri | 115.7848133312913 | 8.7566e-05 | deg |
| M | 72.1982338759486 | 3.8014e-05 | deg |
| tp | 2458681.876748076354
(2019-Jul-17.37674808) | 0.00016768 | TDB |
| period | 1588.742058283563
4.35 | 8.9959e-06
2.463e-08 | d
yr |
| n | .2265943663560685 | 1.283e-09 | deg/d |
| Q | 2.830346116024131 | 1.0684e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.5 |
|
n/a |
MPO358676 |
|
|
| 4785 Petrov (1984 YH1) Discovered 1984-Dec-17 by Karachkina, L. G. at Nauchnyj |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1984 YH1 = 1978 NC1 = 1979 SE5 = 1981 AN2 |
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