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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 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2189134444038297 | 3.5395e-08 | |
| a | 2.386266134556007 | 8.5752e-09 | au |
| q | 1.863880395776139 | 8.33e-08 | au |
| i | 8.634484089946671 | 4.0418e-06 | deg |
| node | 87.31551008509699 | 2.5429e-05 | deg |
| peri | 317.3086003650592 | 2.7088e-05 | deg |
| M | 151.9500429790178 | 9.8882e-06 | deg |
| tp | 2458632.203383786667
(2019-May-28.70338379) | 3.5888e-05 | TDB |
| period | 1346.408186702854
3.69 | 7.2576e-06
1.987e-08 | d
yr |
| n | .2673780533684844 | 1.4413e-09 | deg/d |
| Q | 2.908651873335875 | 1.0452e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.31 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
7.416 |
km |
0.165 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
7.400 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
| geometric albedo |
albedo |
0.081 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 6433 Enya (1978 WC) Discovered 1978-Nov-18 by Mrkos, A. at Klet |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1978 WC = 1952 UH = 1989 WZ4 |
|
|
