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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 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1093208212226886 | 3.0209e-08 | |
a | 2.23166139846608 | 5.6051e-09 | au |
q | 1.987694341694794 | 6.9304e-08 | au |
i | 5.386848717127271 | 3.1121e-06 | deg |
node | 72.36317447454044 | 3.9521e-05 | deg |
peri | 354.6174499537456 | 4.3445e-05 | deg |
M | 244.9752706436813 | 1.8819e-05 | deg |
tp | 2459389.571660330127 (2021-Jun-24.07166033) | 6.4024e-05 | TDB |
period | 1217.701606451566 3.33 | 4.5876e-06 1.256e-08 | d yr |
n | .2956389300077015 | 1.1138e-09 | deg/d |
Q | 2.475628455237365 | 6.2178e-09 | 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 |
12.2 |
|
n/a |
MPO384749 |
|
diameter |
diameter |
9.010 |
km |
0.099 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
12.605 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Stephens, R.D. (2005) Minor Planet Bull. 32, 66-68.] [Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.] [Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.] |
geometric albedo |
albedo |
0.287 |
|
0.034 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
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) |
|
553 Kundry (A904 YA) Discovered 1904-Dec-27 by Wolf, M. at Heidelberg |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
A904 YA = 1932 CL = 1957 UB |
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