AstDyS-2

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AstDyS ∴ Objects ∴ 1997SG16 ∴ Summary
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(9989) 1997SG16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.85498 8.854e-09 au
e 0.01097 3.159e-08
i 1.825 3.832e-06 deg
Ω 187.198 7.034e-05 deg
ω 314.752 0.0001725 deg
M 54.298 0.0001585 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8237 au
Aphelion 2.8863 au
Asc. node-Earth separation 1.83477 au
Desc. node-Earth separation 1.8761 au
Earth MOID 1.83411 au
Orbital period 1761.99 days
Date of orbit computation  apr 23 19:48
Observational summary
Optical observations (Discarded) 4931 (721)
Radar observations (Discarded) 0 (0)
Arc length 14270.1 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 194.615 deg
Declination -5.4467 deg
V Magnitude 17.58 mag
Solar Elongation -159.63 deg
Galactic Latitude 57.38 deg
Rate 0.182 deg/day
Direction -64.898 deg

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