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AstDyS ∴ Objects ∴ 1981EP21 ∴ Summary
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(129443) 1981EP21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54842 1.415e-08 au
e 0.246579 7.563e-08
i 11.373 5.39e-06 deg
Ω 357.741 3.863e-05 deg
ω 261.166 3.929e-05 deg
M 151.204 1.435e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.92 au
Aphelion 3.1768 au
Asc. node-Earth separation 1.48413 au
Desc. node-Earth separation 1.3109 au
Earth MOID 0.94512 au
Orbital period 1485.95 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 523 (1)
Radar observations (Discarded) 0 (0)
Arc length 15676.5 days
Unobserved 92 days

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Ephemeris at epoch 60418 MJD
Right Ascension 50.1807 deg
Declination 26.8266 deg
V Magnitude 21.91 mag
Solar Elongation -27.75 deg
Galactic Latitude -25.2 deg
Rate 0.339 deg/day
Direction 75.629 deg

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