PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/22-17:28:10
G01     39.0           13.2                5.4 +/-    1.08      14.1 +/-    1.08  0.090 / 0.280
G02     199.6          10.2               -1.6 +/-    8.22      -4.4 +/-    8.22  0.090 / 0.190
G06     173.9          42.1                9.6 +/-    0.93      13.6 +/-    0.93  0.040 / 0.060
G13     233.8          20.3                9.6 +/-    1.09      20.9 +/-    1.09  0.050 / 0.080
G15     267.4          11.0                9.5 +/-    2.45      25.9 +/-    2.45  0.180 / 0.360
G17     3.8            69.2                8.5 +/-    0.46       9.1 +/-    0.46  0.070 / 0.160
G19     289.4          71.2                8.3 +/-    0.41       8.7 +/-    0.41  0.070 / 0.190
G24     315.2          21.7                6.3 +/-    3.13      13.2 +/-    3.13  0.040 / 0.040
G28     70.3           49.4                7.5 +/-    0.57       9.5 +/-    0.57  0.040 / 0.040
G30     154.6          22.0                9.5 +/-    2.74      19.9 +/-    2.74  0.040 / 0.040