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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 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1637807315557567 | 6.665e-08 | |
| a | 2.568721619580549 | 1.7148e-08 | au |
| q | 2.148014513562559 | 1.7966e-07 | au |
| i | 8.489869291705256 | 5.6713e-06 | deg |
| node | 21.99975598158581 | 2.3226e-05 | deg |
| peri | 358.5756911108645 | 2.5326e-05 | deg |
| M | 227.4964820449664 | 1.0959e-05 | deg |
| tp | 2459553.976131056308
(2021-Dec-05.47613106) | 4.8199e-05 | TDB |
| period | 1503.744279815189
4.12 | 1.5058e-05
4.123e-08 | d
yr |
| n | .2394024069333412 | 2.3973e-09 | deg/d |
| Q | 2.98942872559854 | 1.9957e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.8 |
|
n/a |
MPO280573 |
|
| diameter |
diameter |
2.259 |
km |
0.422 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
6.188 |
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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
| geometric albedo |
albedo |
0.456 |
|
0.182 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 118362 (1999 FS17) Discovered 1999-Mar-23 by Spacewatch at Kitt Peak |
| Reference: 20051116/Numbers.arc | Last Updated: 2005-11-21 |
|
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