12 - 18 hour files: total 7 TRaP members. /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.091456.AMSUM1.09091429.18.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.091456.AMSUNN.09091243.18.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.091456.AMSUNP.09090934.18.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.091456.SSMISB.09091145.18.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.092055.AMSUM2.09091515.12.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.092055.AMSUNP.09092050.12.Z /data/Petrap/2017/IRMA/2017IRMA.WTNT21.KNHC.092055.RRH_GPM.09091628.12.Z Grid information: nc,nr,clat,clon: 800 800 24.40 81.10 Total independent TRaPs used: 7 Total Ensemble TRaP members: 7