2102 Tantalus (1975 YA) |
Classification: Apollo [NEO, PHA] SPK-ID: 2002102 |
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 216 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2991482369703272 | 2.7138e-08 | |
a | 1.290150777446258 | 1.0043e-09 | au |
q | .9042044469473129 | 3.523e-08 | au |
i | 64.00699386468511 | 1.1276e-05 | deg |
node | 94.36249199159883 | 1.6074e-06 | deg |
peri | 61.5410619271481 | 8.6738e-06 | deg |
M | 81.98647001067815 | 7.0531e-06 | deg |
tp | 2458878.601372243635 (2020-Jan-30.10137224) | 1.0459e-05 | TDB |
period | 535.2530239023066 1.47 | 6.2498e-07 1.711e-09 | d yr |
n | .6725791054394987 | 7.8532e-10 | deg/d |
Q | 1.676097107945203 | 1.3047e-09 | 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 |
16.01 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
1.649 |
km |
0.045 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N) |
|
rotation period |
rot_per |
2.384 |
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: [Pravec, P.; Wolf, M.; Sarounova, L.; Mottola, S.; et al. (1997) Icarus 130, 275-286.] [Warner, B.D. (2015) Minor Planet Bull. 42, 79-83.] [Vaduvescu, O.; Aznar, A.M.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.] [Warner, B.D. (2017) Minor Planet Bull. 44, 223-237.] |
geometric albedo |
albedo |
0.245 |
|
0.031 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N) |
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SMASSII spectral type |
spec_B |
Q |
|
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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2102 Tantalus (1975 YA) Discovered 1975-Dec-27 by Kowal, C. at Palomar |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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