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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 42 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .09938934775359418 | 6.8911e-09 | |
a | 2.334832745165661 | 6.3997e-09 | au |
q | 2.102775241509912 | 1.4861e-08 | au |
i | 8.573436144461274 | 1.0336e-06 | deg |
node | 211.6651295630679 | 3.7455e-06 | deg |
peri | 308.0619087744521 | 1.2038e-05 | deg |
M | 177.0121451881729 | 1.1301e-05 | deg |
tp | 2458559.758793552688 (2019-Mar-17.25879355) | 4.0448e-05 | TDB |
period | 1303.113038237132 3.57 | 5.3577e-06 1.467e-08 | d yr |
n | .2762615286905675 | 1.1358e-09 | deg/d |
Q | 2.56689024882141 | 7.0358e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
12.92 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
7.284 |
km |
0.103 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
1584. |
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: [Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 46, 449-456.] |
geometric albedo |
albedo |
0.282 |
|
0.037 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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4892 Chrispollas (1985 TV2) Discovered 1985-Oct-11 by CERGA at Caussols |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1985 TV2 = 1964 WE = 1978 TT9 = 1981 RY = 1989 VB2 |
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