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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2038605524910376 | 4.3334e-08 | |
| a | 2.361416167154218 | 1.8679e-08 | au |
| q | 1.88001656265689 | 1.0214e-07 | au |
| i | 2.353278214963562 | 6.1282e-06 | deg |
| node | 77.65034646959339 | 0.00012656 | deg |
| peri | 266.1113733116122 | 0.00012801 | deg |
| M | 127.1762027543656 | 1.7955e-05 | deg |
| tp | 2458532.268552986132
(2019-Feb-17.76855299) | 6.3676e-05 | TDB |
| period | 1325.431309272254
3.63 | 1.5727e-05
4.306e-08 | d
yr |
| n | .2716096997872058 | 3.2227e-09 | deg/d |
| Q | 2.842815771651545 | 2.2487e-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 |
17.6 |
|
n/a |
MPO450180 |
|
|
| 283990 Randallrosenfeld | Discovered 2004 Sept. 16 by T. Glinos and W. Levy at Jarnac Observatory. |
| Randall Rosenfeld (b. 1959) is the national archivist of the Royal Astronomical Society of Canada. He has created a first-class archive that provides an insight on the development of Canadian astronomy in the last century, and has brought old but valuable observing records to light. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20120406/MPCPages.arc | Last Updated: 2012-04-09 |
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