PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/06-10:27:50
G02     5.3            72.6                4.3 +/-    0.67       4.4 +/-    0.67  0.030 / 0.040
G05     162.3          40.6                5.7 +/-    0.86       8.1 +/-    0.86  0.030 / 0.030
G06     43.6           33.9                1.9 +/-    1.10       3.1 +/-    1.10  0.080 / 0.080
G12     288.4          78.0                2.7 +/-    0.72       2.7 +/-    0.72  0.070 / 0.070
G19     81.2           24.2                4.7 +/-    0.98       9.4 +/-    0.98  0.090 / 0.120
G24     217.9          15.5                4.4 +/-    1.85      10.9 +/-    1.85  0.050 / 0.120
G25     313.2          42.3                3.9 +/-    2.20       5.5 +/-    2.20  0.040 / 0.060
G29     292.7          14.9                4.0 +/-    1.49      10.0 +/-    1.49  0.050 / 0.050