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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 85 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .156381449933657 | 3.2581e-08 | |
a | 2.400584010085883 | 5.5013e-09 | au |
q | 2.0251772019011 | 7.9559e-08 | au |
i | 10.57539962000993 | 3.6112e-06 | deg |
node | 194.4722759034919 | 1.8973e-05 | deg |
peri | 192.0030370701218 | 2.2093e-05 | deg |
M | 336.9523508573944 | 1.232e-05 | deg |
tp | 2459287.475698172949 (2021-Mar-13.97569817) | 4.6605e-05 | TDB |
period | 1358.544255360949 3.72 | 4.6699e-06 1.279e-08 | d yr |
n | .2649895272674443 | 9.1089e-10 | deg/d |
Q | 2.775990818270667 | 6.3615e-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 |
10.88 |
|
n/a |
E2021B10 |
IRAS observations used: 6 |
diameter |
diameter |
28.903 |
km |
0.433 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
rotation period |
rot_per |
5.6497 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Lagerkvist, C.-I.; Bel'skaya, I.; Erikson, A.; Schevchenko, V.; et al. (1998) Astron. Astrophys. Suppl. Ser. 131, 55-62.] [Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.] [Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.] [Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
geometric albedo |
albedo |
0.089 |
|
0.016 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
B-V |
BV |
0.691 |
|
0.027 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=2; phase (min.=10.84, mean=11.39, max.=11.93) deg. |
U-B |
UB |
0.308 |
|
0.036 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=2; phase (min.=10.84, mean=11.39, max.=11.93) deg. |
Tholen spectral type |
spec_T |
XDC |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 2 color indices |
SMASSII spectral type |
spec_B |
C |
|
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) |
|
572 Rebekka (A905 SF) Discovered 1905-Sep-19 by Gotz, P. at Heidelberg |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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