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AstDyS ∴ Objects ∴ 1981DO ∴ Summary
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(23420) 1981DO  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.53241 1.057e-08 au
e 0.128256 4.018e-08
i 13.002 4.023e-06 deg
Ω 217.251 1.81e-05 deg
ω 54.566 2.499e-05 deg
M 165.398 2.101e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2076 au
Aphelion 2.8572 au
Asc. node-Earth separation 1.31159 au
Desc. node-Earth separation 1.69878 au
Earth MOID 1.21919 au
Orbital period 1471.97 days
Date of orbit computation  apr 23 19:51
Observational summary
Optical observations (Discarded) 1586 (1)
Radar observations (Discarded) 0 (0)
Arc length 15748.5 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 71.5593 deg
Declination 14.6463 deg
V Magnitude 20.56 mag
Solar Elongation -37.73 deg
Galactic Latitude -19.39 deg
Rate 0.362 deg/day
Direction 83.54 deg

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