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2009ST171  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.57893 0.01819 au
e 0.608538 0.003116
i 3.744 0.01401 deg
Ω 186.53 0.01142 deg
ω 205.985 0.07903 deg
M 175.728 13.58 deg

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Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0096 au
Aphelion distance 4.1483 au
Asc. node-Earth separation 2.58755 au
Desc. node-Earth separation 0.04871 au
Earth MOID 0.02627 au
Orbital period 1512.71 days
Date of orbit computation   feb 26 10:51
Observational summary
Optical observations (Discarded) 19 (0)
Radar observations (Discarded) 0 (0)
Arc length 1 days
Unobserved 5286 days

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Ephemeris
(Epoch 60389 MJD)
Right Ascension 217.399 deg
Declination -12.7652 deg
V Magnitude 33.1 mag
Solar Elongation 140.33 deg
Galactic Latitude 43.54 deg
Rate 0.137 deg/day
Direction -66.854 deg

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