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(274196) 2008HC21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.23087 8.824e-09 au
e 0.138035 4.026e-08
i 5.501 4.576e-06 deg
Ω 127.803 5.747e-05 deg
ω 139.227 6.162e-05 deg
M 252.588 2.339e-05 deg

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Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9229 au
Aphelion 2.5388 au
Asc. node-Earth separation 1.45966 au
Desc. node-Earth separation 0.96625 au
Earth MOID 0.91064 au
Orbital period 1217.05 days
Date of orbit computation  feb 22 02:48
Observational summary
Optical observations (Discarded) 297 (1)
Radar observations (Discarded) 0 (0)
Arc length 9351.17 days
Unobserved 80 days

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Ephemeris at epoch 60420 MJD
Right Ascension 128.176 deg
Declination 21.3707 deg
V Magnitude 22.45 mag
Solar Elongation -95.1 deg
Galactic Latitude 31.37 deg
Rate 0.211 deg/day
Direction 100.897 deg

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