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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 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2485516897652984 | 4.0156e-08 | |
| a | 2.370484097505054 | 8.2321e-09 | au |
| q | 1.781296269508404 | 9.5458e-08 | au |
| i | 4.876002326719774 | 4.1396e-06 | deg |
| node | 32.0962496992133 | 4.1702e-05 | deg |
| peri | 321.2380661343232 | 4.2502e-05 | deg |
| M | 341.0470460156692 | 1.2336e-05 | deg |
| tp | 2459466.682430386184
(2021-Sep-09.18243039) | 4.5893e-05 | TDB |
| period | 1333.073195867758
3.65 | 6.9441e-06
1.901e-08 | d
yr |
| n | .2700526881163938 | 1.4067e-09 | deg/d |
| Q | 2.959671925501703 | 1.0278e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.17 |
|
n/a |
MPCxxxxx |
|
| diameter |
diameter |
4.148 |
km |
0.049 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
16.3133 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.] |
| geometric albedo |
albedo |
0.292 |
|
0.017 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 11823 Christen | Discovered 1981 Nov. 2 by B. A. Skiff at the Anderson Mesa Station of the Lowell Observatory. |
| Roland W. Christen (b. 1944) is an optician and maker of affordable apochromatic refractors at the forefront of mechanical and optical design. The citation was provided by S. and A. French. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20000124/MPCPages.arc | Last Updated: 2013-03-29 |
|
Alternate Designations
| 1981 VF = 1959 TM = 1992 US3 |
|
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