[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1318668211474183 | 3.3756e-08 | |
| a | 2.392046773147666 | 8.2529e-09 | au |
| q | 2.076615169136744 | 7.969e-08 | au |
| i | 6.035432330234181 | 4.7053e-06 | deg |
| node | 196.2435375478321 | 2.8667e-05 | deg |
| peri | 232.2174638017279 | 3.3589e-05 | deg |
| M | 135.691890442916 | 1.681e-05 | deg |
| tp | 2458491.164062184783
(2019-Jan-07.66406218) | 6.273e-05 | TDB |
| period | 1351.303582070851
3.70 | 6.9933e-06
1.915e-08 | d
yr |
| n | .266409417377778 | 1.3787e-09 | deg/d |
| Q | 2.707478377158589 | 9.3411e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.1 |
|
n/a |
MPO350965 |
|
| 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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