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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 40 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .06600682014648479 | 3.1401e-08 | |
a | 2.884750752749633 | 1.1201e-08 | au |
q | 2.694337528645451 | 9.3701e-08 | au |
i | 7.573740523873794 | 3.6177e-06 | deg |
node | 298.9586452655005 | 2.7258e-05 | deg |
peri | 54.28680817675379 | 3.9491e-05 | deg |
M | 283.2422062785221 | 2.9186e-05 | deg |
tp | 2459582.075825351875 (2022-Jan-02.57582535) | 0.00014551 | TDB |
period | 1789.620186650021 4.90 | 1.0423e-05 2.854e-08 | d yr |
n | .2011600018179734 | 1.1716e-09 | deg/d |
Q | 3.075163976853814 | 1.1941e-08 | 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 |
11.50 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
31.378 |
km |
0.181 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
7.605 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.] |
geometric albedo |
albedo |
0.044 |
|
0.009 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
B-V |
BV |
0.710 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=3.34 deg. |
U-B |
UB |
0.300 |
|
0.030 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=3.34 deg. |
|
1288 Santa (1933 QM) Discovered 1933-Aug-26 by Delporte, E. at Uccle |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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