PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-06:12:40
G01     71.4           32.0                5.9 +/-    0.96       9.9 +/-    0.96  0.040 / 0.030
G07     135.5          33.1               10.0 +/-    1.26      16.5 +/-    1.26  0.030 / 0.030
G11     56.9           35.7                6.7 +/-    0.95      10.6 +/-    0.95  0.140 / 0.280
G13     276.1          39.0                6.3 +/-    0.92       9.2 +/-    0.92  0.100 / 0.320
G15     302.8          15.7                1.5 +/-    1.23       3.8 +/-    1.23  0.040 / 0.060
G17     227.2          67.0               10.4 +/-    1.00      11.2 +/-    1.00  0.050 / 0.050
G19     221.2          42.1               12.3 +/-    1.39      17.3 +/-    1.39  0.030 / 0.040
G28     357.6          61.5                7.5 +/-    0.82       8.5 +/-    0.82  0.040 / 0.030
G30     132.9          68.1               11.3 +/-    0.34      12.1 +/-    0.34  0.100 / 0.060