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(558277) 2015AO21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77739 2.817e-08 au
e 0.184144 9.519e-08
i 9.215 1.115e-05 deg
Ω 118.441 4.918e-05 deg
ω 345.092 7.114e-05 deg
M 346.835 4.154e-05 deg

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Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2659 au
Aphelion 3.2888 au
Asc. node-Earth separation 1.2945 au
Desc. node-Earth separation 2.24816 au
Earth MOID 1.28457 au
Orbital period 1690.65 days
Date of orbit computation  apr 23 21:48
Observational summary
Optical observations (Discarded) 108 (3)
Radar observations (Discarded) 0 (0)
Arc length 9777 days
Unobserved 132 days

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Ephemeris at epoch 60425 MJD
Right Ascension 74.6225 deg
Declination 19.5042 deg
V Magnitude 22.78 mag
Solar Elongation -40.66 deg
Galactic Latitude -14.16 deg
Rate 0.479 deg/day
Direction 78.763 deg

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