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2009ST171  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 60200.0 MJD)
Value 1-σ variation Units
a 2.57866 0.01812 au
e 0.608624 0.003124
i 3.745 0.01401 deg
Ω 186.533 0.01089 deg
ω 205.971 0.07921 deg
M 128.163 13.08 deg

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Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0092 au
Aphelion distance 4.1481 au
Asc. node-Earth separation 2.58611 au
Desc. node-Earth separation 0.04756 au
Earth MOID 0.02531 au
Orbital period 1512.48 days
Date of orbit computation   lug 27 10:26
Observational summary
Optical observations (Discarded) 19 (0)
Radar observations (Discarded) 0 (0)
Arc length 1 days
Unobserved 5112 days

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Ephemeris
(Epoch 60215 MJD)
Right Ascension 193.598 deg
Declination -5.22139 deg
V Magnitude 33.52 mag
Solar Elongation -10.26 deg
Galactic Latitude 57.64 deg
Rate 0.263 deg/day
Direction 111.882 deg

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