12 -  18 hour files: total    5 TRaP members.
/data/Petrap/2025/31P/202531P.WTPS31.PGTW.210900.RAIN.04210442.18.Z
/data/Petrap/2025/31P/202531P.WTPS31.PGTW.210900.RRH_AMSR.04210441.18.Z
/data/Petrap/2025/31P/202531P.WTPS31.PGTW.210900.RRH_GPM.04210804.18.Z
/data/Petrap/2025/31P/202531P.WTPS31.PGTW.211500.AMSUM3.04211215.12.Z
/data/Petrap/2025/31P/202531P.WTPS31.PGTW.211500.GHEHR.04211400.12.Z
Grid information: nc,nr,clat,clon:      800     800  -10.90 -135.05
Total independent TRaPs used:   5
Total Ensemble TRaP members:   5