PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-03:12:30
G02     262.6          80.1                4.9 +/-    0.39       5.0 +/-    0.39  0.040 / 0.040
G05     169.4          20.5                5.7 +/-    0.99      12.3 +/-    0.99  0.030 / 0.060
G06     38.4           59.5                4.1 +/-    0.41       4.7 +/-    0.41  0.080 / 0.200
G12     320.7          53.8                4.2 +/-    2.03       5.1 +/-    2.03  0.090 / 0.210
G17     75.2           18.0                3.2 +/-    1.07       7.4 +/-    1.07  0.070 / 0.160
G19     60.9           36.1                4.0 +/-    0.76       6.2 +/-    0.76  0.050 / 0.190
G24     238.1          31.7                6.5 +/-    0.94      10.9 +/-    0.94  0.070 / 0.090
G25     317.1          18.1                3.7 +/-    2.38       8.6 +/-    2.38  0.090 / 0.130