136795 (1997 BQ) |
Classification: Apollo [NEO, PHA] SPK-ID: 2136795 |
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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 73 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .478667219815186 | 3.0416e-08 | |
a | 1.746886317122105 | 4.4113e-09 | au |
q | .9107091003720774 | 5.4602e-08 | au |
i | 10.98855017974107 | 7.253e-06 | deg |
node | 50.16553766270454 | 2.6895e-05 | deg |
peri | 147.4687514104654 | 2.6748e-05 | deg |
M | 103.2467370208228 | 2.6538e-06 | deg |
tp | 2458958.637116618539 (2020-Apr-19.13711662) | 6.5895e-06 | TDB |
period | 843.3258089286221 2.31 | 3.1944e-06 8.746e-09 | d yr |
n | .4268812790840009 | 1.617e-09 | deg/d |
Q | 2.583063533872132 | 6.5228e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
18.15 |
|
n/a |
E2021B55 |
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rotation period |
rot_per |
17.71 |
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: [Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
SMASSII spectral type |
spec_B |
S |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
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136795 (1997 BQ) Discovered 1997-Jan-16 by Hasegawa, T. at Kiso |
Reference: 20061205/Numbers.arc | Last Updated: 2006-12-13 |
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