* Location: Helston lat=50.103615 - lon=-5.271820  iy=1205  ix=1990
536400.000000,0.051043,0.000000,0.051043
540000.000000,0.058378,0.000000,0.058378
543600.000000,0.068054,0.000000,0.068054
547200.000000,0.079425,0.000000,0.079425
550800.000000,0.093463,0.000000,0.093463
550800.000000,0.093463,0.000000,0.093463
