PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/26-18:58:10
G01     318.0          21.9                7.8 +/-    2.01      16.5 +/-    2.01  0.050 / 0.040
G08     255.6          12.7                8.7 +/-    3.91      22.8 +/-    3.91  0.040 / 0.050
G10     83.6           50.2                8.2 +/-    0.72      10.3 +/-    0.72  0.160 / 0.280
G11     304.5          21.0                7.7 +/-    1.40      16.6 +/-    1.40  0.190 / 0.260
G14     288.9          68.4                8.3 +/-    0.39       8.9 +/-    0.39  0.050 / 0.060
G20     108.1          25.0                8.3 +/-    0.90      16.2 +/-    0.90  0.040 / 0.050
G31     175.4          43.6                9.5 +/-    0.65      13.0 +/-    0.65  0.030 / 0.030
G32     14.2           65.4                7.2 +/-    0.50       7.8 +/-    0.50  0.040 / 0.040