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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1132909593492937 | 5.2777e-08 | |
| a | 3.096051888024442 | 2.7837e-08 | au |
| q | 2.745297199434961 | 1.6705e-07 | au |
| i | 1.621063804426344 | 4.2483e-06 | deg |
| node | 111.5763724407321 | 0.00023261 | deg |
| peri | 138.4125862965773 | 0.00023394 | deg |
| M | 16.5272495641148 | 2.6588e-05 | deg |
| tp | 2458909.149935769366
(2020-Feb-29.64993577) | 0.00014659 | TDB |
| period | 1989.806168016772
5.45 | 2.6836e-05
7.347e-08 | d
yr |
| n | .1809221449739548 | 2.44e-09 | deg/d |
| Q | 3.446806576613922 | 3.0991e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.5 |
|
n/a |
MPO432703 |
|
| diameter |
diameter |
5.710 |
km |
0.555 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.041 |
|
0.009 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 120155 (2003 HS8) Discovered 2003-Apr-24 by LONEOS at Anderson Mesa |
| Reference: 20051116/Numbers.arc | Last Updated: 2005-11-21 |
|
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