PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-22:27:50
G01     304.4          34.8                8.5 +/-    1.34      13.6 +/-    1.34  0.150 / 0.140
G10     108.8          38.7               10.6 +/-    0.78      15.8 +/-    0.78  0.090 / 0.130
G11     278.5          28.6                7.4 +/-    3.22      13.4 +/-    3.22  0.060 / 0.100
G14     4.8            65.2                8.6 +/-    0.45       9.4 +/-    0.45  0.070 / 0.090
G18     119.3          11.3               11.8 +/-    3.44      32.1 +/-    3.44  0.030 / 0.030
G22     310.4          27.2                9.4 +/-    2.33      17.4 +/-    2.33  0.030 / 0.030
G25     78.3           17.2               11.5 +/-    1.20      27.0 +/-    1.20  0.080 / 0.140
G31     170.9          65.6               11.3 +/-    0.44      12.3 +/-    0.44  0.090 / 0.150
G32     37.1           52.0                8.5 +/-    0.93      10.4 +/-    0.93  0.040 / 0.030