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AstDyS ∴ Objects ∴ 1997AT12 ∴ Summary
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(90890) 1997AT12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57773 8.532e-09 au
e 0.221401 2.676e-08
i 3.926 6.007e-06 deg
Ω 328.36 5.07e-05 deg
ω 107.508 5.352e-05 deg
M 234.346 1.625e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.007 au
Aphelion 3.1484 au
Asc. node-Earth separation 1.6148 au
Desc. node-Earth separation 1.31071 au
Earth MOID 1.02678 au
Orbital period 1511.66 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1534 (1)
Radar observations (Discarded) 0 (0)
Arc length 17367.4 days
Unobserved 307 days

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Ephemeris at epoch 60425 MJD
Right Ascension 319.864 deg
Declination -17.7233 deg
V Magnitude 20.58 mag
Solar Elongation 78.18 deg
Galactic Latitude -40.47 deg
Rate 0.248 deg/day
Direction 72.009 deg

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