| 137108 (1999 AN10) |
| Classification: Apollo [NEO, PHA] SPK-ID: 2137108 |
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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 89 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .5620658683874082 | 4.0905e-08 | |
| a | 1.458781550799798 | 2.1646e-09 | au |
| q | .6388502316619795 | 5.945e-08 | au |
| i | 39.93226598223399 | 1.7032e-05 | deg |
| node | 314.3782811817276 | 6.9461e-06 | deg |
| peri | 268.3329159798187 | 8.4194e-06 | deg |
| M | 1.772314781134712 | 9.827e-06 | deg |
| tp | 2458997.331730045349
(2020-May-27.83173005) | 1.7562e-05 | TDB |
| period | 643.5522604760071
1.76 | 1.4324e-06
3.922e-09 | d
yr |
| n | .5593951293617149 | 1.2451e-09 | deg/d |
| Q | 2.278712869937617 | 3.3813e-09 | au |
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| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.9 |
|
n/a |
MPO257634 |
|
| rotation period |
rot_per |
5.041 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Stephens, R.D. (2021) Minor Planet Bull. 48-1, submitted. (NEA) http://www.planetarysciences.org/lightcurves.html] |
|
| 137108 (1999 AN10) Discovered 1999-Jan-13 by LINEAR at Socorro |
| Reference: 20061205/Numbers.arc | Last Updated: 2006-12-13 |
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