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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 16 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1673123620772011 | 5.2059e-08 | |
a | 2.684849981127045 | 1.2346e-08 | au |
q | 2.23564138896175 | 1.4389e-07 | au |
i | 11.13698067255957 | 5.955e-06 | deg |
node | 224.4166517206941 | 2.0458e-05 | deg |
peri | 210.8282454924824 | 2.5448e-05 | deg |
M | 338.8317324534534 | 1.5074e-05 | deg |
tp | 2459294.984654233997 (2021-Mar-21.48465423) | 6.7379e-05 | TDB |
period | 1606.861565286111 4.40 | 1.1083e-05 3.034e-08 | d yr |
n | .2240392126971436 | 1.5453e-09 | deg/d |
Q | 3.134058573292339 | 1.4412e-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 |
15.32 |
|
n/a |
E2021B10 |
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|
74332 (1998 VB9) Discovered 1998-Nov-10 by LINEAR at Socorro |
Reference: 20040415/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 |
1924-Aug-08 07:04 |
00:02 |
Hebe |
0.0243975049210338 |
0.0243750587160173 |
0.0244199520220868 |
6.98203817441442 |
6.98203813791971 |
2424005.794243708 |
2.31171404044029 |
1143.1585301643 |
43.1683440491555 |
11.7845031793235 |
17542.2836464918 |
T |
16 |
CATAB v2.0f-lin.ifort 2021-Feb-24 06:57:11 |
2021-Feb-24 06:57 |
2070-Dec-09 06:12 |
00:07 |
Iris |
0.0383172720537967 |
0.0383068799170899 |
0.0383276651566694 |
2.44928250083497 |
2.44928243958024 |
2477454.758142534 |
6.76340388017636 |
600.518485310862 |
51.1350990106887 |
30.5980310873727 |
57563.642339236 |
T |
16 |
CATAB v2.0f-lin.ifort 2021-Feb-24 06:57:11 |
2021-Feb-24 06:57 |
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