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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 69 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08314681444038594 | 3.2457e-08 | |
| a | 2.852487731482419 | 1.118e-08 | au |
| q | 2.615312463379373 | 9.4963e-08 | au |
| i | 3.072114147401196 | 3.5365e-06 | deg |
| node | 118.1047194387254 | 5.9373e-05 | deg |
| peri | 235.1883829354722 | 6.2706e-05 | deg |
| M | 43.15014148404393 | 1.9329e-05 | deg |
| tp | 2458789.581910925952
(2019-Nov-02.08191093) | 9.4586e-05 | TDB |
| period | 1759.681647735382
4.82 | 1.0346e-05
2.833e-08 | d
yr |
| n | .2045824598235147 | 1.2028e-09 | deg/d |
| Q | 3.089662999585465 | 1.211e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.1 |
|
n/a |
MPO502188 |
|
| diameter |
diameter |
9.887 |
km |
1.614 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| rotation period |
rot_per |
8.361 |
h |
n/a |
LCDB (Rev. 2019-August); Warner et al., 2009 |
Published Reference List:
[Birlan, M.; Barucci, M.A.; Angeli, C.A.; Doressoundiram, A.; De Sanctis, M.C. (1996) Planet. Space Sci. 44, 555-558.]
[Marchis, F.; Enriquez, J.E.; Emery, J.P.; Mueller, M.; et al. (2012) Icarus 221, 1130-1161.] |
| geometric albedo |
albedo |
0.263 |
|
0.127 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 3623 Chaplin (1981 TG2) Discovered 1981-Oct-04 by Karachkina, L. G. at Nauchnyj |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1981 TG2 = 1952 VK = 1962 WT1 = 1971 UM4 = 1976 UG1 = 1983 CT1 = 1988 DY |
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