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AstDyS ∴ Objects ∴ 1981ET39 ∴ Summary
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(30756) 1981ET39  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17549 1.806e-08 au
e 0.162996 3.562e-08
i 4.243 4.543e-06 deg
Ω 334.188 5.636e-05 deg
ω 115.757 5.861e-05 deg
M 278.951 1.508e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6579 au
Aphelion 3.6931 au
Asc. node-Earth separation 2.31669 au
Desc. node-Earth separation 1.89771 au
Earth MOID 1.67836 au
Orbital period 2066.87 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1182 (3)
Radar observations (Discarded) 0 (0)
Arc length 15614.5 days
Unobserved 164 days

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Ephemeris at epoch 60425 MJD
Right Ascension 3.17399 deg
Declination 2.64724 deg
V Magnitude 20.58 mag
Solar Elongation 31 deg
Galactic Latitude -58.79 deg
Rate 0.355 deg/day
Direction 64.725 deg

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