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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 25 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1447013893644259 | 5.811e-08 | |
| a | 2.563738241928008 | 1.3301e-08 | au |
| q | 2.192761756354315 | 1.5376e-07 | au |
| i | 14.7285833705355 | 5.3587e-06 | deg |
| node | 206.4631533595323 | 1.8156e-05 | deg |
| peri | 166.0388357767242 | 2.4417e-05 | deg |
| M | 162.9686426110381 | 1.8415e-05 | deg |
| tp | 2458521.748977668828
(2019-Feb-07.24897767) | 7.3841e-05 | TDB |
| period | 1499.370456330178
4.11 | 1.1668e-05
3.195e-08 | d
yr |
| n | .2401007692796129 | 1.8685e-09 | deg/d |
| Q | 2.934714727501701 | 1.5225e-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 |
15.0 |
|
n/a |
MPO449494 |
|
| diameter |
diameter |
2.451 |
km |
0.308 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.294 |
|
0.087 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 78559 (2002 RG154) Discovered 2002-Sep-14 by Ametlla de Mar at Ametlla de Mar |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
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