[ hide orbit diagram ]
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 14 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07516168940746594 | 9.5461e-08 | |
a | 2.855116156911427 | 2.9961e-08 | au |
q | 2.640520803103413 | 2.8664e-07 | au |
i | 3.845690922951484 | 4.7329e-06 | deg |
node | 74.8203300196521 | 0.00013575 | deg |
peri | 281.54498650 | 0.00013944 | deg |
M | 194.5881394149736 | 3.4139e-05 | deg |
tp | 2459810.151724681425 (2022-Aug-18.65172468) | 0.00017157 | TDB |
period | 1762.114396479367 4.82 | 2.7737e-05 7.594e-08 | d yr |
n | .2043000163435844 | 3.2158e-09 | deg/d |
Q | 3.069711510719442 | 3.2213e-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 |
16.52 |
|
n/a |
E2021B55 |
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201722 (2003 UK190) Discovered 2003-Oct-22 by Spacewatch at Kitt Peak |
Reference: 20081212/Numbers.arc | Last Updated: 2008-12-12 |
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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 |
2156-Jul-31 10:24 |
00:21 |
Iris |
0.0484935443659556 |
0.0484820359130031 |
0.0485051023600122 |
3.2780446493407 |
3.27804461317689 |
2508734.933381174 |
20.7157686373134 |
2521.76781195668 |
59.4411629861956 |
-76.8934439968575 |
118771.288226731 |
T |
14 |
CATAB v2.0f-lin.ifort 2020-May-21 07:07:40 |
2020-May-21 07:07 |
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