0 -   6 hour files: total    3 TRaP members.
/data/Petrap/2025/IVONE/2025IVONE.WTXS31.PGTW.130900.AMSUM1.03130402.00.Z
/data/Petrap/2025/IVONE/2025IVONE.WTXS31.PGTW.130900.AMSUM3.03130455.00.Z
/data/Petrap/2025/IVONE/2025IVONE.WTXS31.PGTW.130900.GHEHR.03130600.00.Z
Grid information: nc,nr,clat,clon:      800     800  -25.00  -67.30
Total independent TRaPs used:   3
Total Ensemble TRaP members:   3