[PP Field
   lbyr: 1990
   lbmon: 12
   lbdat: 1
   lbhr: 0
   lbmin: 0
   lbsec: 0
   lbyrd: 1991
   lbmond: 3
   lbdatd: 1
   lbhrd: 0
   lbmind: 0
   lbsecd: 0
   lbtim: 621
   lbft: 0
   lblrec: 7008
   lbcode: 1
   lbhem: 0
   lbrow: 73
   lbnpt: 96
   lbext: 0
   lbpack: 0
   lbrel: 3
   lbfc: 16
   lbcfc: 0
   lbproc: 128
   lbvc: 129
   lbrvc: 0
   lbexp: 0
   lbegin: 0
   lbnrec: 0
   lbproj: 0
   lbtyp: 0
   lblev: 0
   lbrsvd: (0, 0, 0, 0)
   lbsrce: 1111
   lbuser: (1, -99, 0, 3236, 0, 0, 1)
   brsvd: (0.0, 0.0, 0.0, 0.0)
   bdatum: 0.0
   bacc: 0.0
   blev: -1.0
   brlev: 0.0
   bhlev: 0.0
   bhrlev: 0.0
   bplat: 90.0
   bplon: 0.0
   bgor: 0.0
   bzy: 92.5
   bdy: -2.5
   bzx: -3.75
   bdx: 3.75
   bmdi: -1e+30
   bmks: 1.0
   data: [[240.82593 240.82593 240.82593 ... 240.82593 240.82593 240.82593]
 [242.12207 241.77216 241.44598 ... 242.22339 242.3432  242.34772]
 [247.8518  247.3805  247.16583 ... 246.60034 247.23926 247.91339]
 ...
 [245.66559 245.46948 244.70819 ... 246.77563 246.06317 245.80212]
 [244.78546 244.65253 244.53284 ... 245.31152 245.09912 244.86914]
 [246.94824 246.94824 246.94824 ... 246.94824 246.94824 246.94824]]
]