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AstDyS ∴ Objects ∴ 1998SW148 ∴ Summary
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(222028) 1998SW148  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35323 1.093e-08 au
e 0.215848 5.639e-08
i 2.532 6.101e-06 deg
Ω 18.817 0.0001216 deg
ω 355.666 0.0001223 deg
M 15.873 1.62e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8453 au
Aphelion 2.8612 au
Asc. node-Earth separation 0.84889 au
Desc. node-Earth separation 1.85753 au
Earth MOID 0.84622 au
Orbital period 1318.55 days
Date of orbit computation  feb 22 02:37
Observational summary
Optical observations (Discarded) 387 (7)
Radar observations (Discarded) 0 (0)
Arc length 10150.9 days
Unobserved 161 days

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Ephemeris at epoch 60420 MJD
Right Ascension 38.9057 deg
Declination 16.0809 deg
V Magnitude 21.32 mag
Solar Elongation -11.55 deg
Galactic Latitude -39.94 deg
Rate 0.605 deg/day
Direction 71.019 deg

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