PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-15:58:10
G01     70.2           32.4               10.3 +/-    0.54      17.2 +/-    0.54  0.060 / 0.120
G07     136.8          26.8               10.7 +/-    1.04      20.1 +/-    1.04  0.050 / 0.110
G11     53.3           31.1                8.6 +/-    1.29      14.7 +/-    1.29  0.040 / 0.070
G13     273.7          38.5               12.2 +/-    0.94      18.1 +/-    0.94  0.040 / 0.060
G15     302.3          15.4                6.6 +/-    2.59      16.2 +/-    2.59  0.060 / 0.160
G17     230.6          66.9               12.7 +/-    1.51      13.7 +/-    1.51  0.060 / 0.160
G18     48.1           17.7                8.0 +/-    1.25      18.6 +/-    1.25  0.060 / 0.070
G19     223.1          42.9               12.0 +/-    1.78      16.7 +/-    1.78  0.040 / 0.070
G28     7.7            61.0               10.4 +/-    0.72      11.8 +/-    0.72  0.030 / 0.050
G30     135.4          59.5               10.3 +/-    0.37      11.7 +/-    0.37  0.030 / 0.060