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AstDyS ∴ Objects ∴ 1997EA31 ∴ Summary
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(39758) 1997EA31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.93021 1.544e-08 au
e 0.091045 4.894e-08
i 5.023 5.797e-06 deg
Ω 359.76 4.293e-05 deg
ω 307.551 6.38e-05 deg
M 23.648 5.21e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6634 au
Aphelion 3.197 au
Asc. node-Earth separation 1.75019 au
Desc. node-Earth separation 2.08083 au
Earth MOID 1.65241 au
Orbital period 1832.09 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1160 (3)
Radar observations (Discarded) 0 (0)
Arc length 9623.76 days
Unobserved 260 days

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Ephemeris at epoch 60397 MJD
Right Ascension 345.539 deg
Declination -7.89927 deg
V Magnitude 20.25 mag
Solar Elongation 23.88 deg
Galactic Latitude -57.77 deg
Rate 0.426 deg/day
Direction 65.78 deg

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