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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 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .07733591453225042 | 3.6344e-08 | |
| a | 2.711450340359704 | 1.1388e-08 | au |
| q | 2.501757848579205 | 9.8078e-08 | au |
| i | 7.203509943462725 | 3.8683e-06 | deg |
| node | 116.552691246144 | 3.1725e-05 | deg |
| peri | 81.11170050200411 | 4.2528e-05 | deg |
| M | 10.25190243773595 | 2.6542e-05 | deg |
| tp | 2458954.058859892301
(2020-Apr-14.55885989) | 0.00012025 | TDB |
| period | 1630.800774813458
4.46 | 1.0274e-05
2.813e-08 | d
yr |
| n | .2207504469950839 | 1.3907e-09 | deg/d |
| Q | 2.921142832140204 | 1.2268e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.3 |
|
n/a |
MPO431723 |
|
| diameter |
diameter |
7.630 |
km |
0.160 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.040 |
|
0.010 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 19500 Hillaryfultz | Discovered 1998 May 23 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. |
| Hillary Anne Fultz (b. 1984) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her zoology project. She attends the Bagley High School, Bagley, Minnesota, U.S.A. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20040830/MPCPages.arc | Last Updated: 2004-09-06 |
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