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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .05957756105241466 | 3.8632e-08 | |
| a | 3.221487592811232 | 1.8902e-08 | au |
| q | 3.029559219070924 | 1.2253e-07 | au |
| i | 2.562938504487847 | 3.5949e-06 | deg |
| node | 284.1539694505735 | 0.00010145 | deg |
| peri | 121.8100871641452 | 0.00010704 | deg |
| M | 153.3514106972675 | 3.4783e-05 | deg |
| tp | 2458100.860747300342
(2017-Dec-13.36074730) | 0.00020208 | TDB |
| period | 2111.947516487032
5.78 | 1.8588e-05
5.089e-08 | d
yr |
| n | .1704587813805223 | 1.5003e-09 | deg/d |
| Q | 3.41341596655154 | 2.0028e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.6 |
|
n/a |
MPO302387 |
|
| diameter |
diameter |
11.039 |
km |
0.210 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.063 |
|
0.014 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 59908 (1999 RS154) Discovered 1999-Sep-09 by LINEAR at Socorro |
| Reference: 20030614/Numbers.arc | Last Updated: 2004-04-19 |
|
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