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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1991971831110308 | 4.2324e-08 | |
a | 3.057098918446208 | 1.356e-08 | au |
q | 2.448133425399945 | 1.2894e-07 | au |
i | 6.928381749264508 | 4.8653e-06 | deg |
node | 38.54054427779928 | 3.2084e-05 | deg |
peri | 174.5301277920264 | 3.3406e-05 | deg |
M | 189.4449001148278 | 1.0461e-05 | deg |
tp | 2459525.464091895471 (2021-Nov-06.96409190) | 5.9364e-05 | TDB |
period | 1952.372419860539 5.35 | 1.299e-05 3.556e-08 | d yr |
n | .1843910497494711 | 1.2268e-09 | deg/d |
Q | 3.666064411492472 | 1.6261e-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 |
9.7 |
|
n/a |
MPO384751 |
|
diameter |
diameter |
70.911 |
km |
1.283 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
17.447 |
h |
n/a |
LCDB (Rev. 2019-January); Warner et al., 2009 |
Published Reference List: [Galad, A.; Vilagi, J.; Kornos, L.; Gajdos, S. (2009) Minor Planet Bull. 36, 116-118.] [Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.] |
geometric albedo |
albedo |
0.042 |
|
0.006 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
SMASSII spectral type |
spec_B |
X |
|
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) |
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718 Erida (A911 SA) Discovered 1911-Sep-29 by Palisa, J. at Vienna |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
A911 SA = 1952 JK = 1963 KL = 1979 QG10 = A902 YD = A904 JA = A920 GE |
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