F400: suspect minimum
QC::outlierTest()
Path: /datacentre/archvol/archiveroots/archive/badc/cmip5/data/cmip5/output1/MOHC/HadCM3/decadal1976/mon/land/Lmon/r6i3p1/v20120503/gpp
File: gpp_Lmon_HadCM3_decadal1976_r6i3p1_197611-198612.nc
Variable: gpp
rec#: 25, date: 1978-12-16T00:00:00, value: -2.95725e-28