PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/14-21:42:50
G01     318.5          18.8               11.3 +/-    2.30      25.6 +/-    2.30  0.130 / 0.200
G08     255.8          12.6               13.5 +/-    3.41      35.5 +/-    3.41  0.140 / 0.250
G10     80.8           53.3               11.9 +/-    0.88      14.4 +/-    0.88  0.040 / 0.060
G11     302.0          23.9               10.0 +/-    1.26      20.0 +/-    1.26  0.040 / 0.070
G14     302.8          71.1               11.1 +/-    0.71      11.7 +/-    0.71  0.040 / 0.040
G18     103.1          27.3               12.0 +/-    0.95      22.2 +/-    0.95  0.040 / 0.040
G31     178.8          40.4               14.5 +/-    0.98      21.0 +/-    0.98  0.030 / 0.020
G32     4.9            67.8               10.1 +/-    0.75      10.8 +/-    0.75  0.020 / 0.020