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(7990) 1981SN1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.04898 1.082e-08 au
e 0.315075 3.556e-08
i 2.344 4.327e-06 deg
Ω 144.928 8.68e-05 deg
ω 231.234 8.708e-05 deg
M 344.413 7.814e-06 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0883 au
Aphelion 4.0096 au
Asc. node-Earth separation 2.43318 au
Desc. node-Earth separation 1.28225 au
Earth MOID 1.09076 au
Orbital period 1944.6 days
Date of orbit computation  feb 22 01:51
Observational summary
Optical observations (Discarded) 1718 (10)
Radar observations (Discarded) 0 (0)
Arc length 26867 days
Unobserved 309 days

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Ephemeris at epoch 60420 MJD
Right Ascension 4.22062 deg
Declination 0.98633 deg
V Magnitude 18.72 mag
Solar Elongation 25.82 deg
Galactic Latitude -60.68 deg
Rate 0.553 deg/day
Direction 67.696 deg

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