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AstDyS ∴ Objects ∴ 1998SX40 ∴ Summary
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(257549) 1998SX40  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57966 1.711e-08 au
e 0.175575 7.41e-08
i 13.636 6.202e-06 deg
Ω 356.065 2.11e-05 deg
ω 190.834 2.694e-05 deg
M 233.28 1.966e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1267 au
Aphelion 3.0326 au
Asc. node-Earth separation 2.0171 au
Desc. node-Earth separation 1.13765 au
Earth MOID 1.13068 au
Orbital period 1513.36 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 532 (6)
Radar observations (Discarded) 0 (0)
Arc length 9181.95 days
Unobserved 160 days

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Ephemeris at epoch 60419 MJD
Right Ascension 38.565 deg
Declination 23.7536 deg
V Magnitude 22.12 mag
Solar Elongation -16.7 deg
Galactic Latitude -33.39 deg
Rate 0.386 deg/day
Direction 70.008 deg

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