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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .04876850774464703 | 5.0585e-08 | |
a | 5.241337301397325 | 9.4095e-08 | au |
q | 4.985725102621822 | 2.467e-07 | au |
i | 27.20552542698969 | 5.2151e-06 | deg |
node | 133.9672563214811 | 9.8995e-06 | deg |
peri | 276.8331994552341 | 5.7455e-05 | deg |
M | 153.6194824039616 | 5.7267e-05 | deg |
tp | 2456730.225349905703 (2014-Mar-13.72534991) | 0.00068093 | TDB |
period | 4382.900290364365 12.00 | 0.00011803 3.231e-07 | d yr |
n | .08213739217190177 | 2.2119e-09 | deg/d |
Q | 5.496949500172828 | 9.8684e-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 |
10.0 |
|
n/a |
MPO279544 |
|
diameter |
diameter |
56.706 |
km |
0.200 |
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G) |
|
rotation period |
rot_per |
7.516 |
h |
n/a |
LCDB (Rev. 2019-January); Warner et al., 2009 |
Published Reference List: [Binzel, R.P.; Sauter, L.M. (1992) Icarus 95, 222-238.] [Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.] [Stephens, R.D.; Coley, D.R.; French, L.M. (2015) Minor Planet Bull. 42, 216-224.] [Stephens, R.D.; Coley, D.R.; French, L.M. (2016) Minor Planet Bull. 43, 265-270.] [Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 252-257.] [Stephens, R.D.; Warner, B.D. (2018) Minor Planet Bull. 45, 343-347.] |
geometric albedo |
albedo |
0.060 |
|
0.016 |
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G) |
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2895 Memnon (1981 AE1) Discovered 1981-Jan-10 by Thomas, N. G. at Flagstaff (AM) |
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory. |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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