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AstDyS ∴ Objects ∴ 1998OS12 ∴ Summary
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(100947) 1998OS12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65577 1.149e-08 au
e 0.220372 5.766e-08
i 12.637 3.207e-06 deg
Ω 319.603 2.07e-05 deg
ω 59.238 2.388e-05 deg
M 297.433 8.185e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0705 au
Aphelion 3.241 au
Asc. node-Earth separation 1.25776 au
Desc. node-Earth separation 1.8618 au
Earth MOID 1.10202 au
Orbital period 1580.83 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 1503 (10)
Radar observations (Discarded) 0 (0)
Arc length 9117.88 days
Unobserved 301 days

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Ephemeris at epoch 60419 MJD
Right Ascension 323.381 deg
Declination -19.4241 deg
V Magnitude 19.89 mag
Solar Elongation 69.75 deg
Galactic Latitude -44.19 deg
Rate 0.375 deg/day
Direction 66.928 deg

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