PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/08-22:27:50
G01     100.1          28.4               11.0 +/-    0.81      20.0 +/-    0.81  0.030 / 0.050
G07     117.5          48.4               11.6 +/-    0.30      14.9 +/-    0.30  0.040 / 0.040
G08     41.5           13.3                6.7 +/-    2.07      17.4 +/-    2.07  0.040 / 0.050
G11     77.8           42.0               10.7 +/-    1.00      15.0 +/-    1.00  0.050 / 0.040
G13     303.7          33.0                7.5 +/-    2.29      12.3 +/-    2.29  0.160 / 0.330
G17     207.6          46.3               11.6 +/-    0.75      15.4 +/-    0.75  0.180 / 0.340
G18     69.9           23.5                9.0 +/-    1.07      18.2 +/-    1.07  0.060 / 0.110
G19     210.6          18.5                5.3 +/-   11.48      12.2 +/-   11.48  0.070 / 0.130
G28     323.1          60.9                8.1 +/-    0.56       9.2 +/-    0.56  0.120 / 0.250
G30     60.6           79.8                9.9 +/-    0.77      10.1 +/-    0.77  0.080 / 0.210