F400: suspect minimum
QC::outlierTest()
Path: /gpfs_750/projects/CMIP5/data/cmip5/output1/NASA-GISS/GISS-E2-R/historical/mon/land/Lmon/r1i1p2/v20121015/npp
File: npp_Lmon_GISS-E2-R_historical_r1i1p2_185001-200512.nc
Variable: npp
rec#: 344, date: 1878-09-16T00:00:00, value: -1.57874e-07
rec#: 1545, date: 1978-10-16T12:00:00, value: -1.62908e-07