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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.
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Orbital Elements at Epoch 2450594.5 (1997-May-26.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .7504734076150344 | 2.5669e-07 | |
| a | 3.010398055968857 | 2.5142e-07 | au |
| q | .7511743686282336 | 8.2572e-07 | au |
| i | 12.79337926182281 | 3.8334e-05 | deg |
| node | 246.1551556042797 | 0.00028068 | deg |
| peri | 149.2442538188874 | 0.00025908 | deg |
| M | 184.96279258147 | 3.0571e-05 | deg |
| tp | 2451522.103095537555
(1999-Dec-09.60309554) | 9.5187e-05 | TDB |
| period | 1907.806456229877
5.22 | 0.000239
6.543e-07 | d
yr |
| n | .1886983864764857 | 2.3639e-08 | deg/d |
| Q | 5.26962174330948 | 4.4011e-07 | au |
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Additional Model Parameters
| Parameter | Value | Uncertainty (1-sigma) |
| A1 [EST] | 2.064477974039288E-9 | 3.969E-10 |
| A2 [EST] | -1.308831775170014E-9 | 1.312E-10 |
| A3 [EST] | 1.529999285537094E-9 | 3.785E-10 |
| DT [EST] | 27.41614337909917 | 4.333 |
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| | Orbit Determination Parameters
Additional Information
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Alternate Designations
Perihelion
Year (est.) | New-Style
Desig | Roman
Numeral | Year/
Letter | | 1999.9 | 141P-A/1999 P1 | | |
| 1994.7 | 141P-A/1994 P1-A | | |
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