F400: suspect minimum
QC::outlierTest()
Path: /gpfs_750/projects/CMIP5/data/cmip5/output1/NASA-GISS/GISS-E2-R/historical/mon/atmos/Amon/r5i1p3/v20121015/ch4
File: ch4_Amon_GISS-E2-R_historical_r5i1p3_200101-200512.nc
Variable: ch4
rec#: 1707, date: 1992-04-16T00:00:00, value:  4.27418e+02