PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-15:12:50
G01     95.7           29.6                8.7 +/-    0.80      15.4 +/-    0.80  0.040 / 0.060
G07     120.9          45.7               11.1 +/-    0.62      14.8 +/-    0.62  0.040 / 0.050
G08     41.8           13.7                5.5 +/-    1.18      14.1 +/-    1.18  0.050 / 0.060
G11     74.7           42.2                9.4 +/-    0.97      13.3 +/-    0.97  0.040 / 0.060
G13     300.0          35.0                9.2 +/-    1.12      14.7 +/-    1.12  0.040 / 0.080
G17     210.2          45.8               10.5 +/-    0.93      14.0 +/-    0.93  0.050 / 0.090
G18     68.4           24.2                8.6 +/-    0.97      17.0 +/-    0.97  0.060 / 0.100
G19     211.4          23.0                9.4 +/-    1.20      19.2 +/-    1.20  0.070 / 0.100
G28     325.6          60.8                8.8 +/-    0.98      10.0 +/-    0.98  0.040 / 0.070
G30     88.8           77.4                9.9 +/-    0.52      10.1 +/-    0.52  0.040 / 0.060