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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1106350353478566 | 5.5035e-08 | |
| a | 1.920459095616999 | 9.0238e-09 | au |
| q | 1.707989035689299 | 1.0213e-07 | au |
| i | 22.5087903253443 | 5.6061e-06 | deg |
| node | 182.4379077259868 | 1.0592e-05 | deg |
| peri | 252.1726547667425 | 2.7215e-05 | deg |
| M | 183.2443911604877 | 2.2655e-05 | deg |
| tp | 2459677.783831100441
(2022-Apr-08.28383110) | 6.1123e-05 | TDB |
| period | 972.0889782466099
2.66 | 6.8514e-06
1.876e-08 | d
yr |
| n | .3703364692492906 | 2.6102e-09 | deg/d |
| Q | 2.132929155544698 | 1.0022e-08 | au |
|
| | 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 |
17.20 |
|
n/a |
E2021B55 |
|
|
| 154660 Kavelaars | Discovered 2004 Mar. 29 by D. D. Balam at Mauna Kea. |
| John J. Kavelaars (b. 1966) is an associate research officer at the Herzberg Institute of Astrophysics of the National Research Council of Canada and a co-discoverer of several dozen irregular satellites of the outer planets. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20070601/MPCPages.arc | Last Updated: 2007-06-06 |
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