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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 22 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2504459308262475 | 6.3065e-08 | |
| a | 2.537252582617586 | 1.3438e-08 | au |
| q | 1.901807997822624 | 1.6397e-07 | au |
| i | 11.81416062179296 | 4.3131e-06 | deg |
| node | 112.7509794768651 | 2.1238e-05 | deg |
| peri | 115.8428909230098 | 2.4948e-05 | deg |
| M | 291.0941489391521 | 1.6459e-05 | deg |
| tp | 2459483.051477126173
(2021-Sep-25.55147713) | 6.8716e-05 | TDB |
| period | 1476.195855640751
4.04 | 1.1727e-05
3.211e-08 | d
yr |
| n | .2438700790443148 | 1.9374e-09 | deg/d |
| Q | 3.172697167412547 | 1.6803e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.9 |
|
n/a |
MPO454791 |
|
| diameter |
diameter |
3.388 |
km |
0.930 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.081 |
|
0.056 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 243913 (2001 HR13) Discovered 2001-Apr-21 by LINEAR at Socorro |
| Reference: 20100726/Numbers.arc | Last Updated: 2010-07-28 |
|
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