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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 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .08679504699463682 | 1.9434e-08 | |
a | 3.370284089276389 | 1.7486e-08 | au |
q | 3.077760123362368 | 6.5405e-08 | au |
i | 10.85387933149116 | 9.826e-07 | deg |
node | 339.6361590816426 | 6.2784e-06 | deg |
peri | 174.7670398632874 | 1.1693e-05 | deg |
M | 14.0277048025629 | 9.5599e-06 | deg |
tp | 2459112.439264315088 (2020-Sep-19.93926432) | 5.971e-05 | TDB |
period | 2259.946676435348 6.19 | 1.7588e-05 4.815e-08 | d yr |
n | .1592957939024624 | 1.2397e-09 | deg/d |
Q | 3.66280805519041 | 1.9003e-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 |
11.24 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
18.825 |
km |
0.184 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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rotation period |
rot_per |
14.1 |
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. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
geometric albedo |
albedo |
0.181 |
|
0.018 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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3675 Kemstach (1982 YP1) Discovered 1982-Dec-23 by Karachkina, L. G. at Nauchnyj |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
1982 YP1 = 1953 CK = 1953 EB1 = 1984 HM2 = 1986 PX1 = A913 QA |
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