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AstDyS ∴ Objects ∴ 1997HE12 ∴ Summary
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(73920) 1997HE12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61702 1.232e-08 au
e 0.097778 4.664e-08
i 13.664 5.075e-06 deg
Ω 46.454 1.867e-05 deg
ω 195.928 3.103e-05 deg
M 109.935 2.628e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3611 au
Aphelion 2.8729 au
Asc. node-Earth separation 1.87117 au
Desc. node-Earth separation 1.36013 au
Earth MOID 1.35186 au
Orbital period 1546.36 days
Date of orbit computation  apr 23 20:02
Observational summary
Optical observations (Discarded) 1235 (6)
Radar observations (Discarded) 0 (0)
Arc length 9657.99 days
Unobserved 221 days

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Ephemeris at epoch 60426 MJD
Right Ascension 17.1252 deg
Declination 0.41567 deg
V Magnitude 20.55 mag
Solar Elongation 20.92 deg
Galactic Latitude -62.15 deg
Rate 0.404 deg/day
Direction 64.481 deg

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