PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-07:43:10
G01     38.2           12.0                2.8 +/-    2.01       7.4 +/-    2.01  0.140 / 0.350
G02     198.9          11.8                3.0 +/-   10.07       7.9 +/-   10.07  0.100 / 0.330
G06     172.5          43.2               13.6 +/-    1.57      18.8 +/-    1.57  0.080 / 0.140
G13     233.2          20.3                8.1 +/-    1.75      17.7 +/-    1.75  0.060 / 0.130
G15     265.7          11.0                5.9 +/-    2.29      16.0 +/-    2.29  0.040 / 0.040
G17     8.4            67.9                7.0 +/-    0.63       7.4 +/-    0.63  0.040 / 0.040
G19     293.2          72.1                8.8 +/-    0.51       9.2 +/-    0.51  0.230 / 0.380
G24     315.6          20.6                4.4 +/-    2.54       9.6 +/-    2.54  0.220 / 0.340
G28     67.6           51.4                8.0 +/-    0.41      10.0 +/-    0.41  0.180 / 0.290
G30     156.6          27.3               12.5 +/-    1.33      23.2 +/-    1.33  0.170 / 0.290