AstDyS-2

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AstDyS ∴ Objects ∴ 1997OB2 ∴ Summary
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(189422) 1997OB2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.12303 2.499e-08 au
e 0.173123 4.873e-08
i 14.652 5.047e-06 deg
Ω 317.58 1.971e-05 deg
ω 22.989 2.561e-05 deg
M 283.122 1.631e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5824 au
Aphelion 3.6637 au
Asc. node-Earth separation 1.59959 au
Desc. node-Earth separation 2.61807 au
Earth MOID 1.579 au
Orbital period 2015.87 days
Date of orbit computation  apr 23 20:29
Observational summary
Optical observations (Discarded) 716 (7)
Radar observations (Discarded) 0 (0)
Arc length 9448.29 days
Unobserved 317 days

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Ephemeris at epoch 60426 MJD
Right Ascension 262.043 deg
Declination -41.4639 deg
V Magnitude 19.78 mag
Solar Elongation 129.64 deg
Galactic Latitude -3.72 deg
Rate 0.071 deg/day
Direction -146.097 deg

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