| (2011 HH1) |
| Classification: Apollo [NEO] SPK-ID: 3563861 |
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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 2455677.5 (2011-Apr-26.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .5998873018909633 | 0.0022997 | |
| a | 1.898414411062175 | 0.0095355 | au |
| q | .7595797121391649 | 0.0005506 | au |
| i | 11.21203523430111 | 0.026349 | deg |
| node | 71.81696904269113 | 0.02674 | deg |
| peri | 223.3887634272233 | 0.032464 | deg |
| M | 339.1246345237888 | 0.18052 | deg |
| tp | 2455732.900865142708
(2011-Jun-20.40086514) | 0.061667 | TDB |
| period | 955.3993904491251
2.62 | 7.1983
0.01971 | d
yr |
| n | .3768057668853724 | 0.002839 | deg/d |
| Q | 3.037249109985185 | 0.015256 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
21.7 |
|
n/a |
MPO200330 |
|
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