* Location: Llanstephan lat=51.773697 - lon=-4.397342  iy=1255  ix=2017
543600.000000,0.059006,0.000000,0.059006
547200.000000,0.068786,0.000000,0.068786
550800.000000,0.080687,0.000000,0.080687
550800.000000,0.080687,0.000000,0.080687
