AstDyS-2

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AstDyS ∴ Objects ∴ 1990RR2 ∴ Summary
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(9755) 1990RR2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.45858 6.87e-09 au
e 0.137852 3.141e-08
i 6.678 3.373e-06 deg
Ω 193.279 2.033e-05 deg
ω 174.042 2.235e-05 deg
M 246.323 8.812e-06 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1197 au
Aphelion 2.7975 au
Asc. node-Earth separation 1.79528 au
Desc. node-Earth separation 1.12211 au
Earth MOID 1.11865 au
Orbital period 1408.07 days
Date of orbit computation  apr 23 19:48
Observational summary
Optical observations (Discarded) 5020 (480)
Radar observations (Discarded) 0 (0)
Arc length 17640.5 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 261.973 deg
Declination -15.5556 deg
V Magnitude 17.6 mag
Solar Elongation 133.24 deg
Galactic Latitude 10.57 deg
Rate 0.079 deg/day
Direction -30.772 deg

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