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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 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09967734072429538 | 4.1124e-08 | |
| a | 2.378403601074733 | 1.0297e-08 | au |
| q | 2.141330654950516 | 1.0239e-07 | au |
| i | 9.062470360674286 | 4.1134e-06 | deg |
| node | 226.2106377178383 | 2.3973e-05 | deg |
| peri | 44.78804116388132 | 3.3631e-05 | deg |
| M | 354.6581481774228 | 2.652e-05 | deg |
| tp | 2459220.379986891838
(2021-Jan-05.87998689) | 9.8757e-05 | TDB |
| period | 1339.759229339488
3.67 | 8.7009e-06
2.382e-08 | d
yr |
| n | .2687049972236301 | 1.7451e-09 | deg/d |
| Q | 2.615476547198951 | 1.1324e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.7 |
|
n/a |
MPO468645 |
|
| diameter |
diameter |
2.766 |
km |
0.129 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.146 |
|
0.023 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 70521 (1999 TF109) Discovered 1999-Oct-04 by LINEAR at Socorro |
| Reference: 20031109/Numbers.arc | Last Updated: 2004-04-19 |
|
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