[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1317039911480918 | 3.3792e-08 | |
| a | 2.392320204107174 | 8.1746e-09 | au |
| q | 2.077242085122041 | 7.9828e-08 | au |
| i | 6.035010686337274 | 4.6885e-06 | deg |
| node | 196.2386168301381 | 2.8642e-05 | deg |
| peri | 232.1850998098414 | 3.3561e-05 | deg |
| M | 189.0215191767927 | 1.6819e-05 | deg |
| tp | 2459842.398472473208
(2022-Sep-19.89847247) | 6.3838e-05 | TDB |
| period | 1351.535286649882
3.70 | 6.9273e-06
1.897e-08 | d
yr |
| n | .2663637446657793 | 1.3653e-09 | deg/d |
| Q | 2.707398323092306 | 9.2512e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.11 |
|
n/a |
E2021B10 |
|
| rotation period |
rot_per |
86.3723 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
|
| 20529 Zwerling | Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. |
| Blake Gordon Zwerling (b. 1989) is a finalist in the 2004 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her biochemistry, medicine, health, and microbiology project. She attends the Portland Jewish Academy, Portland, Oregon. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20041028/MPCPages.arc | Last Updated: 2004-10-29 |
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