#   yearbase = 2016
#    refuv_inputfile='a_ex.gps',
#    refuv_source='nav',
#    ens_len=300,
#    bl_half_width=3,
#    pgmin=50,
#    rl_startbin=2,
#    rl_endbin=20
  338.109190        1e+38        1e+38
  338.112662        1e+38        1e+38
  338.116134 -4.38023954176 -0.741335201265
  338.119606 -4.4154716778 -0.717824600437
  338.123079 -4.44535814496 -0.708888761687