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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2433279887600814 | 3.5777e-08 | |
| a | 2.197636218492184 | 5.7348e-09 | au |
| q | 1.662889817420171 | 7.9211e-08 | au |
| i | 1.185275396039897 | 3.9642e-06 | deg |
| node | 226.5670706477981 | 0.00019336 | deg |
| peri | 109.7370604889592 | 0.00019352 | deg |
| M | 131.543213437063 | 9.9058e-06 | deg |
| tp | 2458565.691446460282
(2019-Mar-23.19144646) | 3.1775e-05 | TDB |
| period | 1189.959369125423
3.26 | 4.6579e-06
1.275e-08 | d
yr |
| n | .3025313379099547 | 1.1842e-09 | deg/d |
| Q | 2.732382619564198 | 7.1303e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.8 |
|
n/a |
MPO448987 |
|
| rotation period |
rot_per |
6.10802 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.] |
|
| 7445 Trajanus (4116 P-L) Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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