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(598890) 2009HR9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.88369 2.59e-08 au
e 0.13534 4.501e-08
i 12.029 5.246e-06 deg
Ω 141.553 3.387e-05 deg
ω 167.948 4.827e-05 deg
M 306.211 3.43e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4934 au
Aphelion 3.274 au
Asc. node-Earth separation 2.27628 au
Desc. node-Earth separation 1.48734 au
Earth MOID 1.48031 au
Orbital period 1788.64 days
Date of orbit computation  apr 23 21:55
Observational summary
Optical observations (Discarded) 269 (2)
Radar observations (Discarded) 0 (0)
Arc length 6462.84 days
Unobserved 375 days

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Ephemeris at epoch 60427 MJD
Right Ascension 265.528 deg
Declination -7.16276 deg
V Magnitude 20.76 mag
Solar Elongation 129.53 deg
Galactic Latitude 11.9 deg
Rate 0.066 deg/day
Direction -8.973 deg

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