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(278428) 2007RW257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.05602 2.508e-08 au
e 0.168046 5.664e-08
i 6.48 7.51e-06 deg
Ω 197.803 4.715e-05 deg
ω 116.733 5.346e-05 deg
M 72.442 2.362e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5425 au
Aphelion 3.5696 au
Asc. node-Earth separation 2.21129 au
Desc. node-Earth separation 1.76349 au
Earth MOID 1.53712 au
Orbital period 1951.34 days
Date of orbit computation  apr 23 20:48
Observational summary
Optical observations (Discarded) 357 (7)
Radar observations (Discarded) 0 (0)
Arc length 7701.86 days
Unobserved 140 days

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Ephemeris at epoch 60426 MJD
Right Ascension 45.5077 deg
Declination 14.3914 deg
V Magnitude 21.78 mag
Solar Elongation -11.58 deg
Galactic Latitude -37.77 deg
Rate 0.38 deg/day
Direction 75.55 deg

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