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AstDyS ∴ Objects ∴ 1999SG21 ∴ Summary
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(246958) 1999SG21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08292 2.447e-08 au
e 0.089125 6.474e-08
i 7.184 6.539e-06 deg
Ω 214.716 4.419e-05 deg
ω 284.735 5.623e-05 deg
M 78.967 3.464e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8082 au
Aphelion 3.3577 au
Asc. node-Earth separation 1.98471 au
Desc. node-Earth separation 2.13647 au
Earth MOID 1.83249 au
Orbital period 1977.16 days
Date of orbit computation  feb 22 02:42
Observational summary
Optical observations (Discarded) 488 (2)
Radar observations (Discarded) 0 (0)
Arc length 10360 days
Unobserved 346 days

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Ephemeris at epoch 60397 MJD
Right Ascension 242.149 deg
Declination -18.8197 deg
V Magnitude 20.89 mag
Solar Elongation 123.71 deg
Galactic Latitude 23.73 deg
Rate 0.039 deg/day
Direction 5.824 deg

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