| 285263 (1998 QE2) |
| Classification: Amor [NEO, PHA] SPK-ID: 2285263 |
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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 154 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .5716411079484163 | 6.2016e-09 | |
| a | 2.423474541938929 | 2.1462e-08 | au |
| q | 1.038116869700179 | 1.2828e-08 | au |
| i | 12.85815778303771 | 2.0457e-06 | deg |
| node | 250.1114700719119 | 2.2461e-06 | deg |
| peri | 345.7138928192867 | 6.2749e-06 | deg |
| M | 54.25270074195498 | 1.0446e-05 | deg |
| tp | 2459188.829417266746
(2020-Dec-05.32941727) | 3.725e-05 | TDB |
| period | 1378.021900505253
3.77 | 1.8306e-05
5.012e-08 | d
yr |
| n | .2612440338342995 | 3.4704e-09 | deg/d |
| Q | 3.80883221417768 | 3.3731e-08 | au |
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| | 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 |
17.2 |
|
n/a |
MPO427557 |
|
| rotation period |
rot_per |
4.749 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2013) http://www.asu.cas.cz/~ppravec/neo.htm]
[Hill, K. (2014) Minor Planet Bull. 41, 2-3.] |
|
| 285263 (1998 QE2) Discovered 1998-Aug-19 by LINEAR at Socorro |
| Reference: 20110912/Numbers.arc | Last Updated: 2011-09-14 |
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