F400: suspect minimum
QC::outlierTest()
Path: /badc/cmip5/data/cmip5/output1/IPSL/IPSL-CM5A-LR/historicalMisc/mon/land/Lmon/r1i1p2/v20120430/gpp
File: gpp_Lmon_IPSL-CM5A-LR_historicalMisc_r1i1p2_185001-200512.nc
Variable: gpp
rec#: 1522, date: 1976-11-16T00:00:00, value: -2.93983e-09