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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 19 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1421515959688575 | 4.4099e-08 | |
| a | 2.777396906606427 | 1.9103e-08 | au |
| q | 2.382585503693355 | 1.2177e-07 | au |
| i | 1.821603364198588 | 4.3924e-06 | deg |
| node | 311.6708281462114 | 0.00015198 | deg |
| peri | 152.6620376355776 | 0.00015312 | deg |
| M | 3.874958297986034 | 1.6777e-05 | deg |
| tp | 2459182.302158406397
(2020-Nov-28.80215841) | 7.8778e-05 | TDB |
| period | 1690.656381283356
4.63 | 1.7443e-05
4.776e-08 | d
yr |
| n | .2129350493603724 | 2.1969e-09 | deg/d |
| Q | 3.172208309519498 | 2.1818e-08 | au |
|
| | 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 |
16.1 |
|
n/a |
MPO494370 |
|
|
| 251726 (1998 DD1) Discovered 1998-Feb-18 by Klet at Klet |
| Reference: 20101128/Numbers.arc | Last Updated: 2010-12-06 |
|
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