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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 38 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2089401499366886 | 1.4676e-08 | |
| a | 2.163366106578025 | 4.5326e-09 | au |
| q | 1.711352067901663 | 3.2894e-08 | au |
| i | 5.402774604912085 | 7.4261e-07 | deg |
| node | 86.45605041835714 | 1.0177e-05 | deg |
| peri | 192.6907590714638 | 9.9913e-06 | deg |
| M | 89.56610846510559 | 4.067e-06 | deg |
| tp | 2459107.342365557705
(2020-Sep-14.84236556) | 1.2688e-05 | TDB |
| period | 1162.233686191487
3.18 | 3.6526e-06
1e-08 | d
yr |
| n | .3097483787272426 | 9.7346e-10 | deg/d |
| Q | 2.615380145254388 | 5.4796e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.33 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
3.196 |
km |
0.092 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
40.8 |
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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm] |
| geometric albedo |
albedo |
0.361 |
|
0.053 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 12447 Yatescup | Discovered 1996 Dec. 4 by Spacewatch at Kitt Peak. |
| The Yates Cup is a trophy awarded in the autumn of every year to the winner of the Ontario Universities Athletics football championship. Founded by Henry Brydges Yates of McGill University and first presented in 1898, it is the oldest football trophy that has been contested continually. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20020427/MPCPages.arc | Last Updated: 2003-10-02 |
|
[ show close-approach data ]
Alternate Designations
| 1996 XA12 = 1979 SW1 = 1985 JA1 = 1998 NK |
|
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