PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/27-01:43:10
G10     266.9          39.3                8.4 +/-    7.78      12.4 +/-    7.78  0.040 / 0.040
G13     41.7           17.7                6.5 +/-    0.93      15.1 +/-    0.93  0.040 / 0.050
G15     58.8           48.3                3.3 +/-    7.38       4.2 +/-    7.38  0.090 / 0.180
G16     280.8          12.4                9.6 +/-    1.15      25.3 +/-    1.15  0.090 / 0.140
G20     296.8          59.9                4.9 +/-    6.90       5.5 +/-    6.90  0.060 / 0.080
G21     1.6            71.2                3.8 +/-    7.49       4.0 +/-    7.49  0.070 / 0.070
G24     121.2          14.0                7.4 +/-    9.38      18.8 +/-    9.38  0.130 / 0.370
G27     319.3          17.7                7.0 +/-    3.34      16.3 +/-    3.34  0.130 / 0.370
G29     166.4          30.4               11.0 +/-    1.76      19.1 +/-    1.76  0.080 / 0.220