AstDyS-2

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(131236) 2001ER  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6867 1.474e-08 au
e 0.045294 3.998e-08
i 16.622 4.389e-06 deg
Ω 177.991 1.336e-05 deg
ω 13.385 4.796e-05 deg
M 58.135 4.734e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.565 au
Aphelion 2.8084 au
Asc. node-Earth separation 1.57271 au
Desc. node-Earth separation 1.80131 au
Earth MOID 1.56902 au
Orbital period 1608.52 days
Date of orbit computation  apr 23 20:16
Observational summary
Optical observations (Discarded) 981 (8)
Radar observations (Discarded) 0 (0)
Arc length 8127.8 days
Unobserved 340 days

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Ephemeris at epoch 60427 MJD
Right Ascension 280.22 deg
Declination -1.79296 deg
V Magnitude 20.04 mag
Solar Elongation 114.05 deg
Galactic Latitude 1.53 deg
Rate 0.148 deg/day
Direction 25.244 deg

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