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NEODyS ∴ Objects ∴ 1981QB ∴ Summary
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(4596) 1981QB  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.23881 6.555e-09 au
e 0.519952 6.765e-08
i 37.076 1.022e-05 deg
Ω 154.228 9.43e-06 deg
ω 248.415 1.361e-05 deg
M 120.767 1.061e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0747 au
Aphelion distance 3.4029 au
Asc. node-Earth separation 1.03151 au
Desc. node-Earth separation 0.36169 au
Earth MOID 0.29667 au
Orbital period 1223.56 days
Date of orbit computation   Oct 14 16:08
Observational summary
Optical observations (Discarded) 450 (3)
Radar observations (Discarded) 0 (0)
Arc length 13732 days
Unobserved 198 days

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Ephemeris
(Epoch 58774 MJD)
Right Ascension 199.469 deg
Declination 11.2935 deg
V Magnitude 22.24 mag
Solar Elongation 20.81 deg
Galactic Latitude 72.99 deg
Rate 0.341 deg/day
Direction 101.569 deg

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