PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-06:12:40
G01     73.7           32.2                7.1 +/-    1.03      11.9 +/-    1.03  0.090 / 0.320
G07     134.3          34.8               12.9 +/-    1.07      20.6 +/-    1.07  0.110 / 0.390
G11     58.5           36.9                5.1 +/-    0.67       7.7 +/-    0.67  0.040 / 0.050
G13     278.7          39.1                7.0 +/-    1.13      10.3 +/-    1.13  0.040 / 0.040
G15     304.5          15.2                1.2 +/-    1.75       2.9 +/-    1.75  0.090 / 0.080
G17     224.5          65.1               11.4 +/-    1.33      12.4 +/-    1.33  0.090 / 0.080
G19     219.9          40.3               11.5 +/-    1.02      16.7 +/-    1.02  0.050 / 0.100
G28     353.9          61.5                5.5 +/-    1.06       6.2 +/-    1.06  0.050 / 0.110
G30     130.0          69.9                8.5 +/-    0.99       9.0 +/-    0.99  0.030 / 0.070