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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09855978110890269 | 5.0239e-08 | |
| a | 2.734166487815039 | 1.8085e-08 | au |
| q | 2.464687637260691 | 1.3713e-07 | au |
| i | 11.88185167521019 | 4.0916e-06 | deg |
| node | 137.3365321940428 | 2.6298e-05 | deg |
| peri | 241.46672559 | 3.427e-05 | deg |
| M | 231.4952110338658 | 2.5266e-05 | deg |
| tp | 2459985.957737389138
(2023-Feb-10.45773739) | 0.00011872 | TDB |
| period | 1651.337566228862
4.52 | 1.6384e-05
4.486e-08 | d
yr |
| n | .2180050931816002 | 2.1629e-09 | deg/d |
| Q | 3.003645338369387 | 1.9867e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.58 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
2.813 |
km |
0.336 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.204 |
|
0.056 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 95449 Frederickgregory | Discovered 2002 Feb. 7 by M. W. Buie at Kitt Peak. |
| Frederick Drew Gregory (b. 1941) is a retired American astronaut who was the pilot on one space shuttle mission and commander on two other missions. In 1989, he was the first African American to command a space flight. He also served as Deputy Administrator at NASA. |
| 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 2021-01-27 | Last Updated: 2021-02-23 |
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