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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 12 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1548903280682489 | 4.7303e-08 | |
a | 2.382286694482387 | 1.4499e-08 | au |
q | 2.013293526821386 | 1.0726e-07 | au |
i | 3.127468935415493 | 5.9592e-06 | deg |
node | 170.8934398146557 | 9.7715e-05 | deg |
peri | 311.5779178028006 | 0.00010209 | deg |
M | 90.73529531761687 | 2.8782e-05 | deg |
tp | 2458661.996455273948 (2019-Jun-27.49645527) | 0.00010575 | TDB |
period | 1343.041598914802 3.68 | 1.2261e-05 3.357e-08 | d yr |
n | .2680482870306367 | 2.4472e-09 | deg/d |
Q | 2.751279862143388 | 1.6745e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.8 |
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n/a |
MPO368144 |
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312090 (2007 TW99) Discovered 2007-Oct-08 by Spacewatch at Kitt Peak |
Reference: 20120109/Numbers.arc | Last Updated: 2012-01-11 |
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Alternate Designations
2007 TW99 = 2003 SB348 = 2005 ET320 = 2005 EW212 |
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