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(137239) 1999RB31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27577 1.018e-08 au
e 0.165091 5.492e-08
i 24.848 7.388e-06 deg
Ω 349.664 9.4e-06 deg
ω 313.292 2.252e-05 deg
M 103.629 2.295e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9001 au
Aphelion 2.6515 au
Asc. node-Earth separation 0.98279 au
Desc. node-Earth separation 1.50334 au
Earth MOID 0.9402 au
Orbital period 1253.98 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 1044 (6)
Radar observations (Discarded) 0 (0)
Arc length 12027 days
Unobserved 85 days

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Ephemeris at epoch 60423 MJD
Right Ascension 50.3728 deg
Declination 37.1893 deg
V Magnitude 21.08 mag
Solar Elongation -30.27 deg
Galactic Latitude -16.66 deg
Rate 0.453 deg/day
Direction 76.012 deg

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