AstDyS-2

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(22305) 1990SD2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28872 5.928e-09 au
e 0.201844 2.964e-08
i 7.448 3.274e-06 deg
Ω 149.471 1.91e-05 deg
ω 190.09 2.051e-05 deg
M 265.246 6.164e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8268 au
Aphelion 2.7507 au
Asc. node-Earth separation 1.7519 au
Desc. node-Earth separation 0.82055 au
Earth MOID 0.81809 au
Orbital period 1264.7 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2981 (156)
Radar observations (Discarded) 0 (0)
Arc length 25505.2 days
Unobserved 129 days

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Ephemeris at epoch 60419 MJD
Right Ascension 240.6 deg
Declination -8.62643 deg
V Magnitude 18.28 mag
Solar Elongation 146.87 deg
Galactic Latitude 31.56 deg
Rate 0.156 deg/day
Direction -51.334 deg

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