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AstDyS ∴ Objects ∴ 2001ST55 ∴ Summary
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(222475) 2001ST55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.559 1.183e-08 au
e 0.20742 4.433e-08
i 13.066 5.013e-06 deg
Ω 39.72 2.089e-05 deg
ω 356.242 2.668e-05 deg
M 172.699 2.09e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0282 au
Aphelion 3.0898 au
Asc. node-Earth separation 1.03746 au
Desc. node-Earth separation 2.08068 au
Earth MOID 1.03582 au
Orbital period 1495.21 days
Date of orbit computation  apr 23 20:36
Observational summary
Optical observations (Discarded) 714 (7)
Radar observations (Discarded) 0 (0)
Arc length 8245.1 days
Unobserved 38 days

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Ephemeris at epoch 60425 MJD
Right Ascension 213.584 deg
Declination -11.8477 deg
V Magnitude 19.74 mag
Solar Elongation 178.4 deg
Galactic Latitude 46.14 deg
Rate 0.242 deg/day
Direction -83.448 deg

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