[ hide orbit diagram ]
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 24 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2316627067466424 | 3.1791e-08 | |
| a | 2.558285481240075 | 1.1191e-08 | au |
| q | 1.965626142025363 | 7.769e-08 | au |
| i | 12.93443197238586 | 5.6022e-06 | deg |
| node | 136.1653876409773 | 3.0683e-05 | deg |
| peri | 328.8337276693646 | 3.7096e-05 | deg |
| M | 67.2465196660942 | 1.9821e-05 | deg |
| tp | 2458721.316821290072
(2019-Aug-25.81682129) | 8.2003e-05 | TDB |
| period | 1494.589531690655
4.09 | 9.8071e-06
2.685e-08 | d
yr |
| n | .2408688087041356 | 1.5805e-09 | deg/d |
| Q | 3.150944820454787 | 1.3784e-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 |
|
[ show close-approach data ]
|
