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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .04851156004738476 | 4.5691e-08 | |
| a | 5.242135445380126 | 8.7645e-08 | au |
| q | 4.987831276945044 | 2.3351e-07 | au |
| i | 27.20532947735717 | 4.2165e-06 | deg |
| node | 133.9634285240163 | 9.7421e-06 | deg |
| peri | 276.118056161635 | 5.1351e-05 | deg |
| M | 187.266287088376 | 5.3361e-05 | deg |
| tp | 2461103.965490450048
(2026-Mar-04.46549045) | 0.00068122 | TDB |
| period | 4383.901461954038
12.00 | 0.00010994
3.01e-07 | d
yr |
| n | .08211863408068872 | 2.0595e-09 | deg/d |
| Q | 5.496439613815207 | 9.1897e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
10.1 |
|
n/a |
MPO492784 |
|
| 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-August); 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) |
|
|
| 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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