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AstDyS ∴ Objects ∴ 2001SY157 ∴ Summary
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(55356) 2001SY157  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.07328 1.618e-08 au
e 0.158763 3.509e-08
i 5.716 4.448e-06 deg
Ω 233.046 4.422e-05 deg
ω 219.287 4.694e-05 deg
M 1.914 1.651e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5854 au
Aphelion 3.5612 au
Asc. node-Earth separation 2.40505 au
Desc. node-Earth separation 1.67954 au
Earth MOID 1.60545 au
Orbital period 1967.89 days
Date of orbit computation  feb 22 02:01
Observational summary
Optical observations (Discarded) 1374 (159)
Radar observations (Discarded) 0 (0)
Arc length 10379 days
Unobserved 78 days

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Ephemeris at epoch 60416 MJD
Right Ascension 79.9471 deg
Declination 19.6092 deg
V Magnitude 20.25 mag
Solar Elongation -54.43 deg
Galactic Latitude -9.98 deg
Rate 0.39 deg/day
Direction 86.46 deg

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