[ 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 15 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .009259012015000753 | 5.1385e-08 | |
a | 2.643377620113434 | 2.551e-08 | au |
q | 2.61890255496862 | 1.3949e-07 | au |
i | 3.713701124308181 | 4.8287e-06 | deg |
node | 117.5246254631999 | 8.9605e-05 | deg |
peri | 106.399741017018 | 0.00030081 | deg |
M | 225.4516866938289 | 0.00028976 | deg |
tp | 2459587.195824123603 (2022-Jan-07.69582412) | 0.0012655 | TDB |
period | 1569.774391774629 4.30 | 2.2723e-05 6.221e-08 | d yr |
n | .2293323179982699 | 3.3197e-09 | deg/d |
Q | 2.667852685258249 | 2.5746e-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 |
16.8 |
|
n/a |
MPO503318 |
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312346 (2008 DT2) Discovered 2008-Feb-24 by Spacewatch at Kitt Peak |
Reference: 20120109/Numbers.arc | Last Updated: 2012-01-11 |
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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 |
2008-Mar-10 04:24 |
00:01 |
Hebe |
0.0161236378263037 |
0.0161208664665519 |
0.0161264092083066 |
5.02762914730436 |
5.02762907061568 |
2454535.683539084 |
1.01503106154426 |
142.901118547538 |
79.7379119287145 |
-17.9607924814494 |
18561.3908671068 |
T |
15 |
CATAB v2.0f-lin.ifort 2019-Dec-04 21:32:16 |
2019-Dec-04 21:32 |
2132-Nov-01 20:00 |
00:08 |
Hebe |
0.0413164962774119 |
0.0412537064539553 |
0.0413792884752707 |
5.19394583796021 |
5.193945808991 |
2500062.333285954 |
8.23483306171954 |
3168.87977332815 |
85.5124074692223 |
8.98024237434878 |
11440.4880820795 |
T |
15 |
CATAB v2.0f-lin.ifort 2019-Dec-04 21:32:16 |
2019-Dec-04 21:32 |
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