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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 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .07520996745849144 | 4.889e-08 | |
| a | 3.037025750695194 | 2.0744e-08 | au |
| q | 2.808611142814808 | 1.4695e-07 | au |
| i | .4755008721319677 | 4.1713e-06 | deg |
| node | 262.8908557382694 | 0.00064193 | deg |
| peri | 69.3089446065582 | 0.00064262 | deg |
| M | 115.8212464052205 | 3.0789e-05 | deg |
| tp | 2458378.547995592741
(2018-Sep-17.04799559) | 0.00016466 | TDB |
| period | 1933.174858119304
5.29 | 1.9807e-05
5.423e-08 | d
yr |
| n | .1862221611707837 | 1.908e-09 | deg/d |
| Q | 3.26544035857558 | 2.2304e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.1 |
|
n/a |
MPO412652 |
|
|
| 78190 (2002 NP40) Discovered 2002-Jul-14 by NEAT at Palomar |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
[ show close-approach data ]
Alternate Designations
| 2002 NP40 = 1998 YQ33 = 2000 CO146 = 2000 EL72 |
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