PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/26-06:43:00
G01     92.4           31.2                4.0 +/-    0.95       6.8 +/-    0.95  0.040 / 0.040
G07     123.7          46.3                5.7 +/-    0.38       7.5 +/-    0.38  0.040 / 0.050
G11     71.3           40.0                3.6 +/-    1.04       5.3 +/-    1.04  0.030 / 0.030
G13     298.2          34.3                3.6 +/-    3.80       5.8 +/-    3.80  0.030 / 0.040
G17     213.0          53.1                6.2 +/-    0.94       7.5 +/-    0.94  0.040 / 0.040
G19     213.6          26.6                4.6 +/-    1.28       8.6 +/-    1.28  0.040 / 0.040
G28     346.8          61.7                2.9 +/-    0.39       3.3 +/-    0.39  0.070 / 0.080
G30     97.7           76.4                3.9 +/-    0.52       4.0 +/-    0.52  0.090 / 0.080