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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 20 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1953257986059543 | 4.4593e-08 | |
a | 3.145457808704872 | 2.6648e-08 | au |
q | 2.531068750238259 | 1.4113e-07 | au |
i | 15.24856687824848 | 4.8891e-06 | deg |
node | 248.3408730684976 | 2.1427e-05 | deg |
peri | 30.62406739681646 | 2.876e-05 | deg |
M | 44.77834896826203 | 1.6029e-05 | deg |
tp | 2458747.051456981601 (2019-Sep-20.55145698) | 9.0124e-05 | TDB |
period | 2037.624825142475 5.58 | 2.5894e-05 7.089e-08 | d yr |
n | .1766762926903524 | 2.2452e-09 | deg/d |
Q | 3.759846867171486 | 3.1853e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2457892.5 (2017-May-19.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1954398702295947 | 4.4256e-08 | |
q | 2.530169766861959 | 1.3975e-07 | au |
tp | 2458749.279114545150 (2019-Sep-22.77911455) | 9.0506e-05 | TDB |
node | 248.3598981648081 | 2.1419e-05 | deg |
peri | 31.13823756394008 | 2.8837e-05 | deg |
i | 15.25233679285808 | 4.8913e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.958558307314212E-15 |
-6.112413087991427E-15 |
-7.684725557103851E-13 |
2.113940453104713E-14 |
-2.723105986897239E-13 |
-3.745298936556197E-15 |
q |
-6.112413087991427E-15 |
1.952982746816577E-14 |
2.685703716573945E-12 |
-7.26183636808002E-14 |
8.660406495351535E-13 |
1.312553968175374E-14 |
tp |
-7.684725557103851E-13 |
2.685703716573945E-12 |
8.191421809601574E-9 |
-5.377849050622667E-11 |
1.768985560038004E-9 |
-1.652053332481737E-11 |
node |
2.113940453104713E-14 |
-7.26183636808002E-14 |
-5.377849050622667E-11 |
4.587676564712974E-10 |
-4.533987080800751E-10 |
-1.320304748934283E-11 |
peri |
-2.723105986897239E-13 |
8.660406495351535E-13 |
1.768985560038004E-9 |
-4.533987080800751E-10 |
8.315734466737037E-10 |
9.236931078504469E-12 |
i |
-3.745298936556197E-15 |
1.312553968175374E-14 |
-1.652053332481737E-11 |
-1.320304748934283E-11 |
9.236931078504469E-12 |
2.392520164008027E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
15.1 |
|
n/a |
MPO494884 |
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|
362306 (2009 TD4) Discovered 2009-Oct-13 by Lowe, A. at Mayhill |
Reference: | Last Updated: 2013-04-29 |
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