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(551687) 2013HB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.95063 2.17e-08 au
e 0.07582 7.643e-08
i 23.864 7.647e-06 deg
Ω 103.596 2.273e-05 deg
ω 146.511 8.678e-05 deg
M 316.731 9.117e-05 deg

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Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8027 au
Aphelion 2.0985 au
Asc. node-Earth separation 1.08768 au
Desc. node-Earth separation 0.80739 au
Earth MOID 0.80223 au
Orbital period 995.084 days
Date of orbit computation  apr 23 21:47
Observational summary
Optical observations (Discarded) 122 (3)
Radar observations (Discarded) 0 (0)
Arc length 5767.99 days
Unobserved 41 days

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Ephemeris at epoch 60425 MJD
Right Ascension 223.511 deg
Declination 31.9816 deg
V Magnitude 20.59 mag
Solar Elongation -133.67 deg
Galactic Latitude 62.99 deg
Rate 0.261 deg/day
Direction -91.166 deg

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