6 -  12 hour files: total    8 TRaP members.
/data/Petrap/2015/ULA/2015ULA.FKPS01.NFFN.310600.AMSUM2.12310910.18.Z
/data/Petrap/2015/ULA/2015ULA.FKPS01.NFFN.311305.AMSUM2.12310910.18.Z
/data/Petrap/2015/ULA/2015ULA.FKPS01.NFFN.311305.AMSUNP.12311318.18.Z
/data/Petrap/2015/ULA/2015ULA.WTPS31.PGTW.312100.AMSUM2.12312018.12.Z
/data/Petrap/2015/ULA/2015ULA.WTPS31.PGTW.312100.AMSUNN.12311644.12.Z
/data/Petrap/2015/ULA/2015ULA.WTPS31.PGTW.312100.GHEHR.12312200.06.Z
/data/Petrap/2015/ULA/2015ULA.WTPS31.PGTW.312100.SSMISB.12311730.12.Z
/data/Petrap/2015/ULA/2015ULA.WTPS31.PGTW.312100.SSMISD.12311719.12.Z
Grid information: nc,nr,clat,clon:      800     800  -18.10  173.35
Total independent TRaPs used:   8
Total Ensemble TRaP members:   8