12 -  18 hour files: total    5 TRaP members.
/data/Petrap/2025/31P/202531P.WTXS31.PGTW.220300.AMSUM3.04220100.18.Z
/data/Petrap/2025/31P/202531P.WTXS31.PGTW.220900.GHEHR.04220800.12.Z
/data/Petrap/2025/31P/202531P.WTXS31.PGTW.220900.N20_RAIN.04220450.12.Z
/data/Petrap/2025/31P/202531P.WTXS31.PGTW.220900.RAIN.04220424.12.Z
/data/Petrap/2025/31P/202531P.WTXS31.PGTW.220900.RRH_AMSR.04220525.12.Z
Grid information: nc,nr,clat,clon:      800     800   -9.75 -132.80
Total independent TRaPs used:   5
Total Ensemble TRaP members:   5