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AstDyS ∴ Objects ∴ 1999SJ21 ∴ Summary
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(192681) 1999SJ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7811 1.663e-08 au
e 0.079353 5.703e-08
i 3.192 7.669e-06 deg
Ω 351.592 9.115e-05 deg
ω 55.325 0.0001035 deg
M 78.228 4.867e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5604 au
Aphelion 3.0018 au
Asc. node-Earth separation 1.6389 au
Desc. node-Earth separation 1.90075 au
Earth MOID 1.5716 au
Orbital period 1694.04 days
Date of orbit computation  apr 23 20:30
Observational summary
Optical observations (Discarded) 360 (1)
Radar observations (Discarded) 0 (0)
Arc length 10752.1 days
Unobserved 70 days

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Ephemeris at epoch 60425 MJD
Right Ascension 120.956 deg
Declination 22.1701 deg
V Magnitude 21.89 mag
Solar Elongation -83.52 deg
Galactic Latitude 25.35 deg
Rate 0.246 deg/day
Direction 106.212 deg

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