dateTtime sza saa vza vaa
2017-01-19T12:00:00    27.56    86.14     2.69   126.12
2017-02-08T12:00:00    30.16    76.23     2.66   126.44
2017-02-18T12:00:00    31.63    70.32     2.66   126.46
2017-02-28T12:00:00    33.29    64.18     2.66   126.44
2017-04-09T12:00:00    42.05    42.49     2.55   127.57
2017-04-29T12:00:00    47.03    35.58     2.50   128.02
2017-05-19T12:00:00    51.40    31.68     2.52   127.90
2017-05-29T12:00:00    53.10    30.76     2.54   127.63
2017-06-08T12:00:00    54.34    30.43     2.57   127.20
2017-06-28T12:00:00    55.17    31.23     2.69   126.18
2017-07-03T12:00:00    55.00    31.66     2.59   129.70
2017-07-13T12:00:00    54.19    32.76     2.57   129.87
2017-07-18T12:00:00    53.56    33.41     2.60   127.08
2017-07-23T12:00:00    52.79    34.12     2.56   130.01