PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/28-06:27:50
G01     40.3           15.4                1.6 +/-    1.49       3.9 +/-    1.49  0.080 / 0.090
G06     173.9          37.8                7.1 +/-    1.26      10.8 +/-    1.26  0.100 / 0.090
G13     237.1          23.5                8.6 +/-    1.76      17.4 +/-    1.76  0.180 / 0.250
G15     269.3          12.8                4.7 +/-    0.96      12.4 +/-    0.96  0.130 / 0.260
G17     0.8            71.4                5.6 +/-    0.47       5.9 +/-    0.47  0.040 / 0.060
G19     277.0          70.6                5.9 +/-    0.83       6.2 +/-    0.83  0.040 / 0.050
G24     317.1          16.8                5.1 +/-    2.52      12.0 +/-    2.52  0.030 / 0.030
G28     60.0           53.7                5.6 +/-    1.25       6.8 +/-    1.25  0.030 / 0.020
G30     155.5          32.4                8.6 +/-    1.77      14.3 +/-    1.77  0.030 / 0.030