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AstDyS ∴ Objects ∴ 1998OS13 ∴ Summary
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(74087) 1998OS13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.67157 1.321e-08 au
e 0.19815 4.13e-08
i 12.449 5.812e-06 deg
Ω 319.129 1.978e-05 deg
ω 85.061 2.937e-05 deg
M 257.745 1.792e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1422 au
Aphelion 3.2009 au
Asc. node-Earth separation 1.51043 au
Desc. node-Earth separation 1.62529 au
Earth MOID 1.19315 au
Orbital period 1594.95 days
Date of orbit computation  apr 23 20:02
Observational summary
Optical observations (Discarded) 1073 (2)
Radar observations (Discarded) 0 (0)
Arc length 9095.99 days
Unobserved 309 days

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Ephemeris at epoch 60427 MJD
Right Ascension 312.603 deg
Declination -25.0487 deg
V Magnitude 20.63 mag
Solar Elongation 88.74 deg
Galactic Latitude -36.38 deg
Rate 0.219 deg/day
Direction 73.683 deg

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