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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 10 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2275998953968726 | 6.0091e-08 | |
a | 2.655060430474879 | 2.8665e-08 | au |
q | 2.050768954226422 | 1.7343e-07 | au |
i | 28.07852575572679 | 7.3377e-06 | deg |
node | 212.3709825367538 | 8.7452e-06 | deg |
peri | 251.3112756736659 | 2.027e-05 | deg |
M | 251.6866922809195 | 2.1592e-05 | deg |
tp | 2459475.933040772336 (2021-Sep-18.43304077) | 0.00010068 | TDB |
period | 1580.192667755543 4.33 | 2.559e-05 7.006e-08 | d yr |
n | .2278203204874587 | 3.6894e-09 | deg/d |
Q | 3.259351906723337 | 3.5189e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457893.5 (2017-May-20.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2256626045786258 | 5.9681e-08 | |
q | 2.056345853480086 | 1.7218e-07 | au |
tp | 2457893.013222987263 (2017-May-19.51322299) | 8.3383e-05 | TDB |
node | 212.479425818254 | 8.7329e-06 | deg |
peri | 250.8979632819553 | 2.0539e-05 | deg |
i | 28.11385484533349 | 7.3403e-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 |
3.561795678950228E-15 |
-1.02186829917908E-14 |
-2.381566437239042E-12 |
1.858408574070578E-14 |
-3.172270942485205E-13 |
-4.773814425462575E-14 |
q |
-1.02186829917908E-14 |
2.964653762636434E-14 |
7.539515164013816E-12 |
-5.095762302142723E-14 |
1.078821575210212E-12 |
1.447123016442458E-13 |
tp |
-2.381566437239042E-12 |
7.539515164013816E-12 |
6.952773158465994E-9 |
-2.537402967721336E-12 |
1.528217641497252E-9 |
7.677218680962657E-11 |
node |
1.858408574070578E-14 |
-5.095762302142723E-14 |
-2.537402967721336E-12 |
7.626288667690338E-11 |
-6.600945604087356E-11 |
-1.782099335760156E-11 |
peri |
-3.172270942485205E-13 |
1.078821575210212E-12 |
1.528217641497252E-9 |
-6.600945604087356E-11 |
4.218418296231114E-10 |
3.02941027462135E-11 |
i |
-4.773814425462575E-14 |
1.447123016442458E-13 |
7.677218680962657E-11 |
-1.782099335760156E-11 |
3.02941027462135E-11 |
5.387939349686936E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.2 |
|
n/a |
MPO471638 |
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rotation period |
rot_per |
4.92 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.] |
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351100 (2003 UZ251) Discovered 2003-Oct-26 by CSS at Catalina |
Reference: 20130127/Numbers.arc | Last Updated: 2013-01-31 |
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