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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 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1939256453630891 | 5.2164e-08 | |
a | 2.291495616377655 | 1.2994e-08 | au |
q | 1.847115850124928 | 1.2581e-07 | au |
i | 6.499356092156135 | 4.1036e-06 | deg |
node | 63.75772697108309 | 4.3227e-05 | deg |
peri | 280.6014951568372 | 4.6461e-05 | deg |
M | 23.02359110316565 | 1.2569e-05 | deg |
tp | 2459119.469683376868 (2020-Sep-26.96968338) | 4.4567e-05 | TDB |
period | 1267.001044868134 3.47 | 1.0777e-05 2.951e-08 | d yr |
n | .2841355194284529 | 2.4168e-09 | deg/d |
Q | 2.735875382630381 | 1.5514e-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 |
17.10 |
|
n/a |
E2021B55 |
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|
215678 (2003 WR) Discovered 2003-Nov-16 by CSS at Catalina |
Reference: 20090607/Numbers.arc | Last Updated: 2009-06-08 |
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[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
Date/Time (TDB) |
Time Uncertainty (days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
2025-Jan-30 08:56 |
< 00:01 |
Eunom |
0.0281720512104717 |
0.0281689936274146 |
0.0281751091185816 |
5.86394628845004 |
5.86394620347617 |
2460705.872090840 |
0.661333851786794 |
219.176388362806 |
43.9384632924766 |
-47.1860083872846 |
71528.0319962458 |
T |
17 |
CATAB v2.0f-lin.ifort 2021-Feb-24 12:46:42 |
2021-Feb-24 12:46 |
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