PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/11-03:27:50
G01     125.5          12.6                2.3 +/-   21.48       6.0 +/-   21.48  0.140 / 0.420
G07     63.8           68.0                5.5 +/-    0.67       5.9 +/-    0.67  0.130 / 0.330
G08     47.9           35.6                2.7 +/-    1.05       4.2 +/-    1.05  0.080 / 0.300
G09     176.1          32.2                7.0 +/-    0.96      11.7 +/-    0.96  0.080 / 0.240
G11     114.1          36.7                6.7 +/-    0.99      10.3 +/-    0.99  0.030 / 0.040
G13     320.5          13.5                1.1 +/-    1.81       2.7 +/-    1.81  0.030 / 0.040
G17     199.0          19.0                6.1 +/-    1.33      13.7 +/-    1.33  0.030 / 0.040
G18     98.7           17.4                6.3 +/-    1.59      14.9 +/-    1.59  0.030 / 0.040
G28     276.4          52.3                6.3 +/-    1.37       7.7 +/-    1.37  0.090 / 0.400
G30     332.9          60.9                4.3 +/-    1.07       4.9 +/-    1.07  0.100 / 0.340