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(137715) 1999XA98  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36361 7.701e-09 au
e 0.175192 3.329e-08
i 2.85 3.691e-06 deg
Ω 75.489 8.616e-05 deg
ω 1.626 8.72e-05 deg
M 248.858 1.312e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9495 au
Aphelion 2.7777 au
Asc. node-Earth separation 0.96528 au
Desc. node-Earth separation 1.7626 au
Earth MOID 0.96526 au
Orbital period 1327.28 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 1214 (14)
Radar observations (Discarded) 0 (0)
Arc length 8613.06 days
Unobserved 285 days

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Ephemeris at epoch 60419 MJD
Right Ascension 335.221 deg
Declination -12.524 deg
V Magnitude 21.22 mag
Solar Elongation 56.64 deg
Galactic Latitude -51.89 deg
Rate 0.386 deg/day
Direction 70.688 deg

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