[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .0981107510569052 | 3.6003e-08 | |
| a | 3.038268563185719 | 1.2863e-08 | au |
| q | 2.740181752538984 | 1.1011e-07 | au |
| i | 13.04543020593738 | 4.251e-06 | deg |
| node | 230.4439262581436 | 1.3618e-05 | deg |
| peri | 155.7160828400284 | 2.3099e-05 | deg |
| M | 248.4228698152278 | 2.0791e-05 | deg |
| tp | 2459800.029217810632
(2022-Aug-08.52921781) | 0.00011399 | TDB |
| period | 1934.361621009712
5.30 | 1.2284e-05
3.363e-08 | d
yr |
| n | .1861079107907883 | 1.1819e-09 | deg/d |
| Q | 3.336355373832454 | 1.4125e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
11.16 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
33.810 |
km |
1.378 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| rotation period |
rot_per |
22.194 |
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:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.056 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 1690 Mayrhofer | Discovered 1948 Nov. 8 by M. Laugier at Nice. |
| Named in honor of Karl Mayrhofer, Austrian astronomer, currently living at Ried im Innkreis, well known for his orbit computations on minor planets. Name proposed by O. Kippes, who found some of the identifications involving this planet. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC 5523 | Last Updated: 2006-03-21 |
|
Alternate Designations
| 1948 VB = 1932 WN = 1953 VC2 = 1956 GN |
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