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AstDyS ∴ Objects ∴ 1989CA ∴ Summary
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(6638) 1989CA  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43795 6.399e-09 au
e 0.159919 2.955e-08
i 1.913 3.72e-06 deg
Ω 216.518 9.153e-05 deg
ω 218.897 9.235e-05 deg
M 131.381 1.204e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0481 au
Aphelion 2.8278 au
Asc. node-Earth separation 1.70721 au
Desc. node-Earth separation 1.12008 au
Earth MOID 1.06396 au
Orbital period 1390.39 days
Date of orbit computation  apr 23 19:47
Observational summary
Optical observations (Discarded) 3281 (7)
Radar observations (Discarded) 0 (0)
Arc length 15809.8 days
Unobserved 33 days

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Ephemeris at epoch 60425 MJD
Right Ascension 226.655 deg
Declination -17.1022 deg
V Magnitude 17.67 mag
Solar Elongation 165.94 deg
Galactic Latitude 34.95 deg
Rate 0.228 deg/day
Direction -71.38 deg

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