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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09265620418012148 | 1.8723e-08 | |
| a | 3.012739469766659 | 1.2256e-08 | au |
| q | 2.733590466314448 | 5.5528e-08 | au |
| i | 10.97915890097726 | 4.0895e-07 | deg |
| node | 157.186484189039 | 4.6198e-06 | deg |
| peri | 271.9585808049681 | 1.4321e-05 | deg |
| M | 52.54537018109787 | 1.1372e-05 | deg |
| tp | 2458921.712852782126
(2020-Mar-13.21285278) | 5.9953e-05 | TDB |
| period | 1910.032656588617
5.23 | 1.1656e-05
3.191e-08 | d
yr |
| n | .1884784528464409 | 1.1502e-09 | deg/d |
| Q | 3.29188847321887 | 1.3392e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
11.46 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
19.707 |
km |
0.177 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
6.722 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.144 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
|
| 2309 Mr. Spock (1971 QX1) Discovered 1971-Aug-16 by Gibson, J. at El Leoncito |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
| 1971 QX1 = 1935 SN1 = 1948 EJ1 = 1956 TL = 1974 CU = 1977 SF3 |
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