PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/03-23:27:50
G01     78.6           33.0                8.7 +/-    0.51      14.3 +/-    0.51  0.070 / 0.110
G07     133.1          32.7               10.3 +/-    0.87      17.0 +/-    0.87  0.080 / 0.110
G11     57.5           34.1                7.0 +/-    0.36      11.3 +/-    0.36  0.030 / 0.060
G13     282.5          38.4               10.0 +/-    0.92      15.0 +/-    0.92  0.040 / 0.060
G15     307.9          13.7                7.4 +/-    2.09      19.1 +/-    2.09  0.030 / 0.040
G17     222.6          65.0                4.4 +/-    0.52       4.7 +/-    0.52  0.030 / 0.030
G18     51.8           19.1                8.2 +/-    0.96      18.5 +/-    0.96  0.070 / 0.110
G19     219.0          35.3               10.0 +/-    0.93      15.8 +/-    0.93  0.090 / 0.110
G28     359.8          61.3                7.2 +/-    0.56       8.1 +/-    0.56  0.060 / 0.090
G30     126.9          68.2                9.6 +/-    0.70      10.2 +/-    0.70  0.060 / 0.090