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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 51 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1278539934994891 | 2.5486e-08 | |
| a | 5.220365495157576 | 6.7695e-08 | au |
| q | 4.552920919074742 | 1.6855e-07 | au |
| i | 27.87119193219745 | 2.2004e-06 | deg |
| node | 135.9085068625309 | 4.0037e-06 | deg |
| peri | 150.2172062821077 | 1.1878e-05 | deg |
| M | 328.0312198494113 | 1.4273e-05 | deg |
| tp | 2459587.377396674525
(2022-Jan-07.87739667) | 0.00017469 | TDB |
| period | 4356.621120567343
11.93 | 8.4741e-05
2.32e-07 | d
yr |
| n | .08263284550966847 | 1.6073e-09 | deg/d |
| Q | 5.887810071240409 | 7.635e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
8.54 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
118.790 |
km |
1.175 |
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G) |
|
| rotation period |
rot_per |
7.0812 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[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. (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. (2019) MPB 46, 315-317.]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Franco, L.; Marchini, A.; Scarfi, G.; Papini, R.; et al. (2020) Minor Planet Bull. 47, 270-272.]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 285-289.] |
| geometric albedo |
albedo |
0.055 |
|
0.009 |
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G) |
|
| SMASSII spectral type |
spec_B |
T |
|
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) |
|
| 3317 Paris (1984 KF) Discovered 1984-May-26 by Shoemaker, C. and Shoemaker, E. at Palomar |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1984 KF = 1963 QD = 1982 BN3 = 1982 DC |
|
|
