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(21531) Billcollin  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76044 1.198e-08 au
e 0.070491 3.407e-08
i 6.095 3.722e-06 deg
Ω 264.344 4.01e-05 deg
ω 225.779 5.101e-05 deg
M 26.456 3.248e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5659 au
Aphelion 2.955 au
Asc. node-Earth separation 1.87298 au
Desc. node-Earth separation 1.63452 au
Earth MOID 1.58585 au
Orbital period 1675.2 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 1766 (6)
Radar observations (Discarded) 0 (0)
Arc length 14920.7 days
Unobserved 37 days

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Ephemeris at epoch 60426 MJD
Right Ascension 144.937 deg
Declination 6.02605 deg
V Magnitude 19.39 mag
Solar Elongation -109.1 deg
Galactic Latitude 39.87 deg
Rate 0.128 deg/day
Direction 91.454 deg

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