Fig. 6.

PWV determined from the APEX WVR vs. TA-2 converted PWV located at the CBI site, over the period of 2006 to 2010. The APEX site is 27 m above the CBI site. The cyan circles are the PWV quantiles used in linear regression. The red circles indicate the quartiles (25%, 50%, and 75%). Error bars are y-axis standard deviation for each quantile.
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