PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/04-21:57:40
G08     266.2          18.0               11.0 +/-    1.13      25.5 +/-    1.13  0.140 / 0.200
G10     60.5           58.9               10.1 +/-    0.76      11.6 +/-    0.76  0.190 / 0.250
G11     311.1          17.8               10.8 +/-    2.00      25.0 +/-    2.00  0.180 / 0.310
G14     269.2          67.1               11.4 +/-    0.67      12.3 +/-    0.67  0.160 / 0.360
G18     92.5           35.4               10.1 +/-    0.84      15.9 +/-    0.84  0.090 / 0.120
G21     153.5          12.0               10.7 +/-    3.01      28.6 +/-    3.01  0.090 / 0.120
G24     40.2           11.1               10.6 +/-    2.72      28.9 +/-    2.72  0.240 / 0.170
G27     230.3          15.3               12.6 +/-    1.31      31.1 +/-    1.31  0.110 / 0.230
G31     181.1          27.4               11.9 +/-    2.26      22.1 +/-    2.26  0.030 / 0.020
G32     330.4          74.2               10.9 +/-    0.41      11.3 +/-    0.41  0.020 / 0.030