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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 | .2569423128720033 | 6.8205e-08 | |
a | 2.567000905851436 | 1.4155e-08 | au |
q | 1.90742975595744 | 1.7989e-07 | au |
i | 3.365551211170481 | 7.6167e-06 | deg |
node | 180.1115217215277 | 8.1748e-05 | deg |
peri | 122.7709970146018 | 8.2563e-05 | deg |
M | 290.8205224596169 | 1.1905e-05 | deg |
tp | 2459489.177035516449 (2021-Oct-01.67703552) | 5.078e-05 | TDB |
period | 1502.23355944336 4.11 | 1.2426e-05 3.402e-08 | d yr |
n | .2396431618352308 | 1.9822e-09 | deg/d |
Q | 3.226572055745432 | 1.7792e-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 |
16.17 |
|
n/a |
E2021B55 |
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109988 (2001 SR57) Discovered 2001-Sep-17 by LINEAR at Socorro |
Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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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 |
2110-Apr-13 09:55 |
00:11 |
Hygie |
0.0271672534099265 |
0.0271622002293255 |
0.027172311088667 |
2.79711314437188 |
2.7971126359237 |
2491823.912879917 |
11.4137257141988 |
614.137633464927 |
49.6778699803141 |
66.2686731016795 |
74665.4291282678 |
T |
17 |
CATAB v2.0f-lin.ifort 2021-Apr-13 16:18:19 |
2021-Apr-13 16:18 |
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Alternate Designations
2001 SR57 = 1992 HG3 = 2000 GX16 = 2001 UK181 |
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