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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1342782755276305 | 4.9183e-08 | |
| a | 2.32644052871902 | 8.6008e-09 | au |
| q | 2.014050106405041 | 1.1651e-07 | au |
| i | .5717923077056429 | 5.5821e-06 | deg |
| node | 198.3711985126353 | 0.00039295 | deg |
| peri | 213.6008710409248 | 0.00039344 | deg |
| M | 356.5015060854999 | 1.7617e-05 | deg |
| tp | 2459213.095487507245
(2020-Dec-29.59548751) | 6.3436e-05 | TDB |
| period | 1296.093580101623
3.55 | 7.1875e-06
1.968e-08 | d
yr |
| n | .2777577217624775 | 1.5403e-09 | deg/d |
| Q | 2.638830951032999 | 9.7558e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.51 |
|
n/a |
E2021B55 |
|
|
| 136689 (1995 SF38) Discovered 1995-Sep-24 by Spacewatch at Kitt Peak |
| Reference: 20061205/Numbers.arc | Last Updated: 2006-12-13 |
|
Alternate Designations
| 1995 SF38 = 1999 YL25 = 2004 FT131 |
|
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