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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .04800152337558287 | 4.8125e-08 | |
a | 2.972574540058212 | 1.9168e-08 | au |
q | 2.829886433787945 | 1.4614e-07 | au |
i | 11.29441188228894 | 5.2481e-06 | deg |
node | 57.95904529084175 | 1.934e-05 | deg |
peri | 329.2509748271207 | 4.6194e-05 | deg |
M | 41.87765960854549 | 4.0194e-05 | deg |
tp | 2458782.740325204744 (2019-Oct-26.24032520) | 0.00020953 | TDB |
period | 1871.964280217207 5.13 | 1.8107e-05 4.957e-08 | d yr |
n | .1923113618162782 | 1.8602e-09 | deg/d |
Q | 3.115262646328478 | 2.0089e-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 |
14.3 |
|
n/a |
MPO333598 |
|
diameter |
diameter |
4.838 |
km |
0.245 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.190 |
|
0.052 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
97185 (1999 WR4) Discovered 1999-Nov-28 by Kobayashi, T. at Oizumi |
Reference: 20050224/Numbers.arc | Last Updated: 2005-02-28 |
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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 |
2107-Jun-19 19:14 |
00:05 |
Thisb |
0.0396969727731551 |
0.0396779601455022 |
0.0397159961553609 |
5.26118331195587 |
5.26118327930957 |
2490795.301493125 |
4.67576497410014 |
1401.05250450765 |
52.7357129743543 |
-47.4611596263713 |
82994.3178591715 |
T |
24 |
CATAB v2.0f-lin.ifort 2020-Dec-18 04:25:20 |
2020-Dec-18 04:25 |
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