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AstDyS ∴ Objects ∴ 2001HY21 ∴ Summary
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(108200) 2001HY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25321 8.008e-09 au
e 0.137019 3.574e-08
i 2.141 4.872e-06 deg
Ω 224.413 0.0001235 deg
ω 50.111 0.0001255 deg
M 232.764 2.272e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9445 au
Aphelion 2.5619 au
Asc. node-Earth separation 1.0234 au
Desc. node-Earth separation 1.43402 au
Earth MOID 0.92881 au
Orbital period 1235.38 days
Date of orbit computation  feb 22 02:12
Observational summary
Optical observations (Discarded) 570 (2)
Radar observations (Discarded) 0 (0)
Arc length 11387.1 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 118.214 deg
Declination 18.5952 deg
V Magnitude 21.96 mag
Solar Elongation -86.57 deg
Galactic Latitude 21.64 deg
Rate 0.247 deg/day
Direction 97.638 deg

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