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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .01561103133558897 | 4.5793e-07 | |
| a | 2.923614819721319 | 4.6805e-08 | au |
| q | 2.877974177157457 | 1.3232e-06 | au |
| i | 1.564087633679672 | 4.9789e-05 | deg |
| node | 3.628386052274369 | 0.0002766 | deg |
| peri | 170.0984607459983 | 0.00053135 | deg |
| M | 97.88362737893648 | 0.00045283 | deg |
| tp | 2458504.037770617010
(2019-Jan-20.53777062) | 0.0022938 | TDB |
| period | 1825.907022080145
5.00 | 4.3848e-05
1.2e-07 | d
yr |
| n | .1971622846325843 | 4.7347e-09 | deg/d |
| Q | 2.969255462285181 | 4.7536e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.1 |
|
n/a |
MPO471211 |
|
|
| 305917 (2009 FK61) Discovered 2009-Mar-21 by Mt. Lemmon Survey at Mount Lemmon |
| Reference: 20111110/Numbers.arc | Last Updated: 2011-11-14 |
|
[ show close-approach data ]
Alternate Designations
| 2009 FK61 = 2004 FX98 = 2006 RC71 |
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|
