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(478428) 2012HN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.18841 2.165e-08 au
e 0.164617 7.917e-08
i 3.133 9.577e-06 deg
Ω 43.191 0.0001977 deg
ω 247.782 0.0002024 deg
M 184.555 3.905e-05 deg

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Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8282 au
Aphelion 2.5487 au
Asc. node-Earth separation 1.27945 au
Desc. node-Earth separation 0.99634 au
Earth MOID 0.81458 au
Orbital period 1182.47 days
Date of orbit computation  apr 23 21:32
Observational summary
Optical observations (Discarded) 117 (0)
Radar observations (Discarded) 0 (0)
Arc length 6877.09 days
Unobserved 1201 days

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Ephemeris at epoch 60425 MJD
Right Ascension 99.9463 deg
Declination 25.8813 deg
V Magnitude 23.66 mag
Solar Elongation -64.03 deg
Galactic Latitude 9.11 deg
Rate 0.333 deg/day
Direction 95.53 deg

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