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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .140650446234152 | 4.8188e-08 | |
| a | 2.28059109528562 | 9.607e-09 | au |
| q | 1.959824940056064 | 1.1365e-07 | au |
| i | 6.930420674750691 | 4.2456e-06 | deg |
| node | 106.5157812215185 | 5.163e-05 | deg |
| peri | 325.9376515005472 | 5.6867e-05 | deg |
| M | 9.408431927948834 | 2.5046e-05 | deg |
| tp | 2458967.623595930362
(2020-Apr-28.12359593) | 8.7417e-05 | TDB |
| period | 1257.967911731499
3.44 | 7.9488e-06
2.176e-08 | d
yr |
| n | .2861758210545186 | 1.8083e-09 | deg/d |
| Q | 2.601357250515175 | 1.0958e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.2 |
|
n/a |
MPO449668 |
|
| diameter |
diameter |
1.930 |
km |
0.508 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.157 |
|
0.069 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 113461 McCay | Discovered 2002 Sept. 30 by R. A. Tucker at Goodricke-Pigott. |
| Zenas Winsor McCay (1869-1934) was an American illustrator and one of the first creators of animated films. His best-known works are the cartoon strips Dream of the Rarebit Fiend and Little Nemo in Slumberland, and the animated film Gertie the Dinosaur. In 1996, he was inducted into the Will Eisner Hall of Fame. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC batch dated 2018-05-29 | Last Updated: 2018-09-17 |
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