type   sat      day     hms     lat     lon     pre   spd   dir   rff    qi
VIS    AIRS    20190107  1035   81.42    70.40   359    3.9   39  -0.01  0.41
VIS    AIRS    20190107  1035   86.64    77.11   375    6.5  259  -0.01  0.54
VIS    AIRS    20190107  1035   86.71    76.80   375    6.5  258  -0.01  0.54
VIS    AIRS    20190107  1035   80.98    79.67   375   11.1   86  -0.01  0.53
VIS    AIRS    20190107  1035   81.32    77.67   375   11.3   84  -0.01  0.43
VIS    AIRS    20190107  1035   80.98    79.67   391   11.2   86  -0.01  0.59
VIS    AIRS    20190107  1035   74.91    63.90   391    8.2  164  -0.01  0.59
VIS    AIRS    20190107  1035   80.95    79.96   407   11.3   86  -0.01  0.60
VIS    AIRS    20190107  1035   80.98    79.67   407   11.4   88  -0.01  0.58
VIS    AIRS    20190107  1035   77.57    72.31   497    5.1   85  -0.01  0.60
VIS    AIRS    20190107  1035   87.15    76.35   516    6.1  151  -0.01  0.40
VIS    AIRS    20190107  1035   87.15    76.35   535    5.5  147  -0.01  0.41