groops polygon version=20200123
          1
         52
# longitude [deg]           latitude [deg]          
# ==================================================
 -2.432999999999999829e+01  6.550000000000000000e+01
 -2.357999999999999829e+01  6.542000000000000171e+01
 -2.275000000000000000e+01  6.557999999999999829e+01
 -2.258173000000000030e+01  6.554027800000000070e+01
 -2.241397399999999962e+01  6.550037000000000376e+01
 -2.224672999999999945e+01  6.546027700000000493e+01
 -2.207999999999999829e+01  6.542000000000000171e+01
 -2.226931499999999886e+01  6.533535100000000284e+01
 -2.245741399999999999e+01  6.525046700000000044e+01
 -2.264430600000000027e+01  6.516534900000000619e+01
 -2.282999999999999829e+01  6.507999999999999829e+01
 -2.400000000000000355e+01  6.475000000000000000e+01
 -2.257999999999999829e+01  6.475000000000000000e+01
 -2.243300100000000086e+01  6.462521499999999719e+01
 -2.228734700000000046e+01  6.450028500000000520e+01
 -2.214301899999999890e+01  6.437521300000000224e+01
 -2.200000000000000000e+01  6.425000000000000000e+01
 -2.218962399999999846e+01  6.414536400000000071e+01
 -2.237782299999999935e+01  6.404048299999999472e+01
 -2.256460999999999828e+01  6.393536100000000744e+01
 -2.275000000000000000e+01  6.382999999999999829e+01
 -2.231252100000000027e+01  6.383198300000000103e+01
 -2.187500000000000000e+01  6.383264499999999941e+01
 -2.143747899999999973e+01  6.383198300000000103e+01
 -2.100000000000000000e+01  6.382999999999999829e+01
 -2.000000000000000000e+01  6.357999999999999829e+01
 -1.875000000000000000e+01  6.342000000000000171e+01
 -1.767000000000000171e+01  6.375000000000000711e+01
 -1.675000000000000000e+01  6.382999999999999829e+01
 -1.583000000000000185e+01  6.417000000000000171e+01
 -1.450000000000000178e+01  6.442000000000000171e+01
 -1.366999999999999993e+01  6.492000000000000171e+01
 -1.366999999999999993e+01  6.550000000000000000e+01
 -1.466999999999999993e+01  6.575000000000000000e+01
 -1.475000000000000178e+01  6.632999999999999829e+01
 -1.567000000000000171e+01  6.625000000000000000e+01
 -1.625000000000000000e+01  6.650000000000000000e+01
 -1.682999999999999829e+01  6.617000000000000171e+01
 -1.757999999999999829e+01  6.600000000000000000e+01
 -1.825000000000000000e+01  6.617000000000000171e+01
 -1.925000000000000000e+01  6.607999999999999829e+01
 -1.967000000000000171e+01  6.582999999999999829e+01
 -2.025000000000000000e+01  6.607999999999999829e+01
 -2.032999999999999829e+01  6.557999999999999829e+01
 -2.142000000000000171e+01  6.542000000000000171e+01
 -2.142000000000000171e+01  6.542000000000000171e+01
 -2.150000000000000000e+01  6.600000000000000000e+01
 -2.225000000000000000e+01  6.632999999999999829e+01
 -2.300000000000000000e+01  6.642000000000000171e+01
 -2.300000000000000000e+01  6.617000000000000171e+01
 -2.367000000000000171e+01  6.617000000000000171e+01
 -2.375000000000000000e+01  6.582999999999999829e+01