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AstDyS ∴ Objects ∴ 1981ER33 ∴ Summary
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(69251) 1981ER33  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28881 8.733e-09 au
e 0.102391 4.096e-08
i 5.031 4.381e-06 deg
Ω 205.345 5.06e-05 deg
ω 356.604 5.527e-05 deg
M 131.67 2.409e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0545 au
Aphelion 2.5232 au
Asc. node-Earth separation 1.05143 au
Desc. node-Earth separation 1.52724 au
Earth MOID 1.0513 au
Orbital period 1264.78 days
Date of orbit computation  feb 22 02:04
Observational summary
Optical observations (Discarded) 637 (37)
Radar observations (Discarded) 0 (0)
Arc length 15492.7 days
Unobserved 282 days

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Ephemeris at epoch 60420 MJD
Right Ascension 357.995 deg
Declination 1.72083 deg
V Magnitude 21.97 mag
Solar Elongation 31.31 deg
Galactic Latitude -57.79 deg
Rate 0.435 deg/day
Direction 67.573 deg

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