[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1411970199010747 | 5.1369e-08 | |
a | 2.447414325119697 | 1.1404e-08 | au |
q | 2.101846715949596 | 1.3025e-07 | au |
i | 5.844067019896558 | 4.6866e-06 | deg |
node | 305.26085440 | 4.7245e-05 | deg |
peri | 40.83740276421754 | 4.9579e-05 | deg |
M | 300.37703948752 | 1.6907e-05 | deg |
tp | 2459432.117147812643 (2021-Aug-05.61714781) | 6.6236e-05 | TDB |
period | 1398.490992326658 3.83 | 9.7748e-06 2.676e-08 | d yr |
n | .2574203208853501 | 1.7992e-09 | deg/d |
Q | 2.792981934289799 | 1.3014e-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 |
15.67 |
|
n/a |
E2021B10 |
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49041 (1998 RW) Discovered 1998-Sep-12 by Kobayashi, T. at Oizumi |
Reference: 20021120/Numbers.arc | Last Updated: 2004-04-19 |
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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 |
1991-Aug-30 18:13 |
< 00:01 |
Amphi |
0.0457439259471487 |
0.0457416087387095 |
0.0457462432608252 |
2.93406479489729 |
2.93406475206514 |
2448499.258805582 |
0.870735920981976 |
171.849818183419 |
59.2608881025622 |
-52.1214535199271 |
94278.4136673667 |
T |
16 |
CATAB v2.0f-lin.ifort 2020-Nov-12 23:34:38 |
2020-Nov-12 23:34 |
2096-Jul-28 11:39 |
00:02 |
Iris |
0.0313549692643719 |
0.0313380891161226 |
0.0313718494618417 |
4.25220984920784 |
4.2522098060905 |
2486817.985119300 |
2.01352089006477 |
843.708861219217 |
58.9608587513917 |
4.263084107656 |
8101.14065805089 |
T |
16 |
CATAB v2.0f-lin.ifort 2020-Nov-12 23:34:38 |
2020-Nov-12 23:34 |
2196-Feb-17 17:52 |
00:05 |
Iris |
0.0348104137284216 |
0.0347755744280554 |
0.0348452549651295 |
3.78842929319582 |
3.78842924960403 |
2523180.244404391 |
4.75559383807767 |
1783.64189103371 |
58.7655192063344 |
-13.2557596137502 |
20503.2717372315 |
T |
16 |
CATAB v2.0f-lin.ifort 2020-Nov-12 23:34:38 |
2020-Nov-12 23:34 |
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