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AstDyS ∴ Objects ∴ 2011YH21 ∴ Summary
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(407794) 2011YH21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56688 2.392e-08 au
e 0.046475 7.38e-08
i 13.981 8.424e-06 deg
Ω 268.782 2.363e-05 deg
ω 184.589 7.802e-05 deg
M 355.988 7.471e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4476 au
Aphelion 2.6862 au
Asc. node-Earth separation 1.66955 au
Desc. node-Earth separation 1.46486 au
Earth MOID 1.46478 au
Orbital period 1502.13 days
Date of orbit computation  apr 23 21:16
Observational summary
Optical observations (Discarded) 248 (1)
Radar observations (Discarded) 0 (0)
Arc length 7322.92 days
Unobserved 78 days

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Ephemeris at epoch 60423 MJD
Right Ascension 77.0237 deg
Declination 21.6929 deg
V Magnitude 22.34 mag
Solar Elongation -44.97 deg
Galactic Latitude -11.06 deg
Rate 0.422 deg/day
Direction 91.29 deg

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