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(407252) 2009WA221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.22159 4.421e-08 au
e 0.102163 7.352e-08
i 5.051 1.201e-05 deg
Ω 196.117 9.135e-05 deg
ω 223.672 0.0001177 deg
M 167.096 7.272e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8925 au
Aphelion 3.5507 au
Asc. node-Earth separation 2.44177 au
Desc. node-Earth separation 1.97044 au
Earth MOID 1.90769 au
Orbital period 2112.05 days
Date of orbit computation  apr 23 21:16
Observational summary
Optical observations (Discarded) 140 (2)
Radar observations (Discarded) 0 (0)
Arc length 7114.01 days
Unobserved 399 days

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Ephemeris at epoch 60425 MJD
Right Ascension 238.042 deg
Declination -16.01 deg
V Magnitude 21.77 mag
Solar Elongation 155.3 deg
Galactic Latitude 28.5 deg
Rate 0.153 deg/day
Direction -69.085 deg

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