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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2316627068802118 | 3.1831e-08 | |
| a | 2.558285480913973 | 1.1313e-08 | au |
| q | 1.965626141433098 | 7.7872e-08 | au |
| i | 12.93443149538171 | 5.6501e-06 | deg |
| node | 136.1653885146584 | 3.0697e-05 | deg |
| peri | 328.833726175237 | 3.7144e-05 | deg |
| M | 67.24652042620794 | 1.9921e-05 | deg |
| tp | 2458721.316818187736
(2019-Aug-25.81681819) | 8.2396e-05 | TDB |
| period | 1494.589531404884
4.09 | 9.9135e-06
2.714e-08 | d
yr |
| n | .2408688087501906 | 1.5977e-09 | deg/d |
| Q | 3.150944820394848 | 1.3933e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.0 |
|
n/a |
MPO384934 |
|
| diameter |
diameter |
5.886 |
km |
0.275 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.067 |
|
0.022 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 21000 L´Encyclopédie | Discovered 1987 Jan. 26 by E. W. Elst at the European Southern Observatory. |
| The Encyclopédie or Dictionnaire raisonné des sciences, des arts et des métiers (1751-1772), by Diderot and d´Alembert, may be considered the principal work of the Age of Enlightenment. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20030106/MPCPages.arc | Last Updated: 2003-10-02 |
|
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