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(9163) 1987RB1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.15999 1.347e-08 au
e 0.203154 3.027e-08
i 1.35 3.719e-06 deg
Ω 193.436 0.0001379 deg
ω 118.821 0.0001384 deg
M 193.361 8.879e-06 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.518 au
Aphelion 3.802 au
Asc. node-Earth separation 2.358 au
Desc. node-Earth separation 1.76087 au
Earth MOID 1.50402 au
Orbital period 2051.76 days
Date of orbit computation  feb 22 01:52
Observational summary
Optical observations (Discarded) 2277 (8)
Radar observations (Discarded) 0 (0)
Arc length 13289.5 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 130.599 deg
Declination 17.0685 deg
V Magnitude 20.27 mag
Solar Elongation -98.4 deg
Galactic Latitude 31.99 deg
Rate 0.078 deg/day
Direction 100.125 deg

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