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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 14 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1678501615101238 | 3.8411e-08 | |
| a | 3.138819556147307 | 3.4186e-08 | au |
| q | 2.611968186696846 | 1.3696e-07 | au |
| i | 14.42916589240319 | 6.0045e-06 | deg |
| node | 213.093586385801 | 1.5293e-05 | deg |
| peri | 83.5533432563558 | 2.5864e-05 | deg |
| M | 291.5152949611013 | 2.1392e-05 | deg |
| tp | 2459386.901710613145
(2021-Jun-21.40171061) | 0.0001245 | TDB |
| period | 2031.17784827608
5.56 | 3.3184e-05
9.085e-08 | d
yr |
| n | .1772370648417333 | 2.8955e-09 | deg/d |
| Q | 3.665670925597767 | 3.9924e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.2 |
|
n/a |
MPO433402 |
|
| diameter |
diameter |
5.225 |
km |
0.127 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.059 |
|
0.001 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 214460 (2005 SM128) Discovered 2005-Sep-29 by LONEOS at Anderson Mesa |
| Reference: 20090509/Numbers.arc | Last Updated: 2009-05-11 |
|
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