type   sat      day     hms     lat     lon     pre   spd   dir   rff    qi
VIS    CRIS    20190707  0758  -74.89   126.54   103   22.1    4  -0.01  0.63
VIS    CRIS    20190707  0758  -75.89   121.21   160   25.4    2  -0.01  0.56
VIS    CRIS    20190707  0758  -75.89   121.21   160   25.4    2  -0.01  0.56
VIS    CRIS    20190707  0758  -75.89   121.21   170   25.4    2  -0.01  0.56
VIS    CRIS    20190707  0758  -75.89   121.21   170   25.4    2  -0.01  0.56
VIS    CRIS    20190707  0758  -75.89   121.21   180   25.1    1  -0.01  0.58
VIS    CRIS    20190707  0758  -75.89   121.21   180   25.1    1  -0.01  0.58
VIS    CRIS    20190707  0758  -75.82   121.05   190   24.7    1  -0.01  0.46
VIS    CRIS    20190707  0758  -75.82   121.05   190   24.7    1  -0.01  0.46