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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1566043204862919 | 5.8041e-08 | |
| a | 2.725770470643356 | 1.9624e-08 | au |
| q | 2.298903038286653 | 1.6079e-07 | au |
| i | 8.789470205082218 | 7.1264e-06 | deg |
| node | 357.021545291571 | 2.7304e-05 | deg |
| peri | 21.59596599573572 | 3.317e-05 | deg |
| M | 51.22020438694634 | 1.7688e-05 | deg |
| tp | 2458966.631808787670
(2020-Apr-27.13180879) | 7.9841e-05 | TDB |
| period | 1643.737072980042
4.50 | 1.7751e-05
4.86e-08 | d
yr |
| n | .2190131292392959 | 2.3651e-09 | deg/d |
| Q | 3.152637903000059 | 2.2697e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.9 |
|
n/a |
MPO450106 |
|
| diameter |
diameter |
4.777 |
km |
0.447 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.037 |
|
0.013 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 248750 Asteroidday | Discovered 2006 Sept. 4 by M. Dawson at Roeser. |
| Asteroid Day is an annual global movement that brings people from around the world together to learn about asteroids and what we can do to protect our planet from asteroid impacts. The United Nations has proclaimed that Asteroid Day will be observed globally on June 30 every year. |
| 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: 2018-07-10 |
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