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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 19 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .01956779962165324 | 6.699e-08 | |
| a | 2.886418526727785 | 2.6102e-08 | au |
| q | 2.829937667372548 | 2.0182e-07 | au |
| i | 10.74177742621414 | 6.0609e-06 | deg |
| node | 1.330668629302425 | 2.7044e-05 | deg |
| peri | 192.5045504638089 | 0.00015158 | deg |
| M | 30.13281081795422 | 0.00014584 | deg |
| tp | 2459246.574838194293
(2021-Feb-01.07483819) | 0.00072645 | TDB |
| period | 1791.172372737806
4.90 | 2.4297e-05
6.652e-08 | d
yr |
| n | .2009856814895711 | 2.7263e-09 | deg/d |
| Q | 2.942899386083022 | 2.6613e-08 | au |
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| | 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 |
16.67 |
|
n/a |
E2021B55 |
|
|
| 269323 Madisonvillehigh | Discovered 2008 Sept. 28 at the Astronomical Research Observatory, Charleston. |
| Madisonville High School, Texas, is a long-time participant in the IASC minor planet search campaigns. This minor planet was found by students and teacher Denise Rothrock at the school. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20121029/MPCPages.arc | Last Updated: 2013-03-29 |
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