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AstDyS ∴ Objects ∴ 2001HE9 ∴ Summary
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(146290) 2001HE9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25833 8.514e-09 au
e 0.135997 3.577e-08
i 5.382 4.142e-06 deg
Ω 74.939 5.661e-05 deg
ω 191.72 6.031e-05 deg
M 234.655 2.255e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9512 au
Aphelion 2.5655 au
Asc. node-Earth separation 1.57256 au
Desc. node-Earth separation 0.94136 au
Earth MOID 0.93553 au
Orbital period 1239.59 days
Date of orbit computation  apr 23 20:19
Observational summary
Optical observations (Discarded) 681 (3)
Radar observations (Discarded) 0 (0)
Arc length 11428.8 days
Unobserved 41 days

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Ephemeris at epoch 60425 MJD
Right Ascension 114.583 deg
Declination 26.2516 deg
V Magnitude 21.57 mag
Solar Elongation -77.08 deg
Galactic Latitude 21.34 deg
Rate 0.297 deg/day
Direction 102.013 deg

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