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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 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1558309297279095 | 3.9348e-08 | |
a | 2.39997489873345 | 1.3311e-08 | au |
q | 2.025984578940171 | 9.6729e-08 | au |
i | 3.876604692617449 | 3.9062e-06 | deg |
node | 78.50554968724333 | 6.6978e-05 | deg |
peri | 137.4688852021198 | 6.8955e-05 | deg |
M | 4.284142359245775 | 1.3857e-05 | deg |
tp | 2458984.338939018548 (2020-May-14.83893902) | 5.2301e-05 | TDB |
period | 1358.027223527422 3.72 | 1.1298e-05 3.093e-08 | d yr |
n | .2650904148039936 | 2.2054e-09 | deg/d |
Q | 2.773965218526729 | 1.5385e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457720.5 (2016-Nov-28.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1561531654064702 | 3.9341e-08 | |
q | 2.025131884275218 | 9.6738e-08 | au |
tp | 2457625.082776379221 (2016-Aug-24.58277638) | 5.5544e-05 | TDB |
node | 78.51253655159606 | 6.6983e-05 | deg |
peri | 137.2097521100262 | 6.8951e-05 | deg |
i | 3.876697627416895 | 3.9061e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.547744666321769E-15 |
-3.780721482057943E-15 |
-1.270603581895165E-13 |
-2.24550318482311E-14 |
4.884458873016232E-15 |
-2.485809198362217E-15 |
q |
-3.780721482057943E-15 |
9.358330481018547E-15 |
6.085345312273294E-14 |
5.545988355231223E-14 |
-8.348752234575254E-14 |
6.075769924167886E-15 |
tp |
-1.270603581895165E-13 |
6.085345312273294E-14 |
3.085095096123429E-9 |
6.108473642185205E-12 |
9.261890717549676E-10 |
1.656099799573176E-12 |
node |
-2.24550318482311E-14 |
5.545988355231223E-14 |
6.108473642185205E-12 |
4.486663311238394E-9 |
-4.474761107885712E-9 |
-2.882144255681506E-11 |
peri |
4.884458873016232E-15 |
-8.348752234575254E-14 |
9.261890717549676E-10 |
-4.474761107885712E-9 |
4.754190458760225E-9 |
2.924826069588353E-11 |
i |
-2.485809198362217E-15 |
6.075769924167886E-15 |
1.656099799573176E-12 |
-2.882144255681506E-11 |
2.924826069588353E-11 |
1.525796887393269E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.1 |
|
n/a |
MPO418369 |
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|
257346 (2009 KA3) Discovered 2009-May-20 by Lowe, A. at Mayhill |
Reference: 20101128/Numbers.arc | Last Updated: 2010-12-06 |
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