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(153916) 2001XA257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61745 1.19e-08 au
e 0.177782 5.299e-08
i 14.224 4.618e-06 deg
Ω 134.676 2.376e-05 deg
ω 254.152 2.76e-05 deg
M 125.396 1.318e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1521 au
Aphelion 3.0828 au
Asc. node-Earth separation 1.67869 au
Desc. node-Earth separation 1.40356 au
Earth MOID 1.2045 au
Orbital period 1546.74 days
Date of orbit computation  apr 23 20:21
Observational summary
Optical observations (Discarded) 678 (2)
Radar observations (Discarded) 0 (0)
Arc length 11022.8 days
Unobserved 38 days

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Ephemeris at epoch 60427 MJD
Right Ascension 161.326 deg
Declination 19.9976 deg
V Magnitude 21.09 mag
Solar Elongation -117.68 deg
Galactic Latitude 60.32 deg
Rate 0.02 deg/day
Direction 160.445 deg

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