12 -  18 hour files: total    7 TRaP members.
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.292032.AMSUM1.05291550.18.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.292032.AMSUM3.05291641.18.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.292032.N20_RAIN.05292017.18.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.292032.RAIN.05291956.18.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.292032.RRH_AMSR.05292045.18.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.300200.RCLIPER.05300200.12.Z
/data/Petrap/2025/ALVIN/2025ALVIN.WTPZ21.KNHC.300232.GHEHR.05300200.12.Z
Grid information: nc,nr,clat,clon:      800     800   17.15  108.30
Total independent TRaPs used:   7
Total Ensemble TRaP members:   7