Site
Longitude: 292d16m E
Latitude: -22d59m N
Altitude: 5640 m
Time zone: CLT (UTC-4) or CLST (UTC-3)
Seeing: 0.69 arcsec in V-band in median
Precipitable water vapor: ~0.3 mm, ~0.4 mm, ~0.7 mm, and ~1.2 mm in the 10 percentile, 25 percentile, median, and 75 percentile, respectively
more information can be found here http://www.ioa.s.u-tokyo.ac.jp/TAO/mimizuku/pub/?PWV+Condition