P    #regions in PPM
# 2015-02-06 03:56:21 -0500  secim@av600.mbi.ufl.edu
# low field   high field   mi   maxi
  12.2143402099609  12.115990148315399  1.510  21.409  # for region 1
  12.1159801483154  -2.90229982813026  1.510  21.409  # for region 2
