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AstDyS ∴ Objects ∴ 2001YS21 ∴ Summary
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(222672) 2001YS21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54008 1.494e-08 au
e 0.198079 1.826e-07
i 3.462 8.947e-06 deg
Ω 63.052 0.0001206 deg
ω 4.698 0.0001407 deg
M 184.434 6.771e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0369 au
Aphelion 3.0432 au
Asc. node-Earth separation 1.0518 au
Desc. node-Earth separation 2.02783 au
Earth MOID 1.0513 au
Orbital period 1478.66 days
Date of orbit computation  feb 22 02:37
Observational summary
Optical observations (Discarded) 514 (1)
Radar observations (Discarded) 0 (0)
Arc length 7850.92 days
Unobserved 339 days

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Ephemeris at epoch 60398 MJD
Right Ascension 269.273 deg
Declination -23.9358 deg
V Magnitude 22.52 mag
Solar Elongation 99.12 deg
Galactic Latitude 0.35 deg
Rate 0.126 deg/day
Direction 96.579 deg

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