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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 36 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1340763983977451 | 3.4239e-08 | |
| a | 2.45687904300574 | 8.4034e-09 | au |
| q | 2.127469549620632 | 8.3175e-08 | au |
| i | 6.118795838273358 | 2.9822e-06 | deg |
| node | 71.98309192391594 | 3.3831e-05 | deg |
| peri | 278.4720205005943 | 3.5495e-05 | deg |
| M | 178.7268844660716 | 1.2248e-05 | deg |
| tp | 2458302.168753553186
(2018-Jul-02.66875355) | 4.6979e-05 | TDB |
| period | 1406.611263167725
3.85 | 7.2167e-06
1.976e-08 | d
yr |
| n | .2559342509381523 | 1.3131e-09 | deg/d |
| Q | 2.786288536390849 | 9.5301e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.1 |
|
n/a |
MPO358670 |
|
| diameter |
diameter |
5.619 |
km |
0.058 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
11.8161 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
| geometric albedo |
albedo |
0.387 |
|
0.042 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
|
| 4199 Andreev (1983 RX2) Discovered 1983-Sep-01 by Debehogne, H. at La Silla |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
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