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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 15 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1203043650495777 | 3.4329e-08 | |
a | 2.271397319448421 | 1.2456e-08 | au |
q | 1.998138307156866 | 7.9865e-08 | au |
i | 3.130632648744039 | 3.7508e-06 | deg |
node | 259.4610836726467 | 0.00010432 | deg |
peri | 15.20446275177926 | 0.00010716 | deg |
M | 359.0332173866675 | 2.7671e-05 | deg |
tp | 2459203.857874194576 (2020-Dec-20.35787419) | 9.6121e-05 | TDB |
period | 1250.368690310468 3.42 | 1.0285e-05 2.816e-08 | d yr |
n | .287915078800167 | 2.3682e-09 | deg/d |
Q | 2.544656331739976 | 1.3954e-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 |
16.60 |
|
n/a |
E2021B55 |
|
diameter |
diameter |
2.707 |
km |
0.219 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.052 |
|
0.015 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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|
160313 (2003 HX28) Discovered 2003-Apr-28 by LONEOS at Anderson Mesa |
Reference: 20070730/Numbers.arc | Last Updated: 2007-08-06 |
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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 |
2132-Aug-23 03:18 |
00:01 |
Hebe |
0.0258880881262666 |
0.0258548336304536 |
0.0259213426433875 |
7.40266748203098 |
7.40266744959184 |
2499991.637640694 |
1.34580296949328 |
1658.40191794248 |
56.382833180673 |
1.29898951151774 |
2804.8689687629 |
T |
15 |
CATAB v2.0f-lin.ifort 2020-Nov-12 12:28:56 |
2020-Nov-12 12:28 |
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