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AstDyS ∴ Objects ∴ 1981ER10 ∴ Summary
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(18307) 1981ER10  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28128 6.077e-09 au
e 0.150979 3.708e-08
i 2.235 2.812e-06 deg
Ω 255.47 9.633e-05 deg
ω 98.491 9.692e-05 deg
M 1.222 9.81e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9369 au
Aphelion 2.6257 au
Asc. node-Earth separation 1.26461 au
Desc. node-Earth separation 1.19691 au
Earth MOID 0.93323 au
Orbital period 1258.54 days
Date of orbit computation  feb 22 01:53
Observational summary
Optical observations (Discarded) 2502 (12)
Radar observations (Discarded) 0 (0)
Arc length 16562.4 days
Unobserved 218 days

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Ephemeris at epoch 60419 MJD
Right Ascension 10.3772 deg
Declination 6.02619 deg
V Magnitude 19.15 mag
Solar Elongation 17.26 deg
Galactic Latitude -56.76 deg
Rate 0.587 deg/day
Direction 67.123 deg

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