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(20999) 1987BF  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27991 7.387e-09 au
e 0.128253 3.587e-08
i 5.072 3.497e-06 deg
Ω 293.006 4.187e-05 deg
ω 302.457 4.395e-05 deg
M 197.245 1.4e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9875 au
Aphelion 2.5723 au
Asc. node-Earth separation 1.08182 au
Desc. node-Earth separation 1.42498 au
Earth MOID 0.98109 au
Orbital period 1257.4 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2368 (6)
Radar observations (Discarded) 0 (0)
Arc length 13500.7 days
Unobserved 100 days

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Ephemeris at epoch 60426 MJD
Right Ascension 61.6788 deg
Declination 23.2892 deg
V Magnitude 19.88 mag
Solar Elongation -28.31 deg
Galactic Latitude -20.98 deg
Rate 0.418 deg/day
Direction 81.37 deg

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