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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 33 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1575555924618316 | 3.1542e-08 | |
a | 3.199613732670539 | 1.7566e-08 | au |
q | 2.69549669537062 | 9.8974e-08 | au |
i | 2.177437110282526 | 3.1019e-06 | deg |
node | 80.6000816998704 | 9.1032e-05 | deg |
peri | 114.84742049911 | 9.1572e-05 | deg |
M | 203.5056376304784 | 1.1861e-05 | deg |
tp | 2460109.242733523375 (2023-Jun-13.74273352) | 7.3082e-05 | TDB |
period | 2090.473925801491 5.72 | 1.7215e-05 4.713e-08 | d yr |
n | .1722097537580984 | 1.4182e-09 | deg/d |
Q | 3.703730769970458 | 2.0334e-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 |
13.35 |
|
n/a |
E2021B10 |
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diameter |
diameter |
12.293 |
km |
0.294 |
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 |
4.469 |
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: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.097 |
|
0.013 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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9991 Anezka (1997 TY7) Discovered 1997-Oct-05 by Klet at Klet |
Reference: 19990202/Numbers.arc | Last Updated: 2004-04-19 |
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[ show close-approach data ]
Alternate Designations
1997 TY7 = 1977 DX9 = 1983 GV1 = 1994 BZ |
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