PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-11:12:30
G02     21.4           64.3                3.2 +/-    0.46       3.5 +/-    0.46  0.030 / 0.040
G05     159.2          47.7                8.2 +/-    1.02      10.7 +/-    1.02  0.030 / 0.040
G06     47.0           25.2                4.2 +/-    1.76       8.1 +/-    1.76  0.060 / 0.060
G12     217.2          79.2                5.1 +/-    0.61       5.2 +/-    0.61  0.060 / 0.080
G19     89.7           15.3                3.5 +/-    1.93       8.5 +/-    1.93  0.030 / 0.030
G24     218.1          11.9                4.6 +/-    1.33      12.2 +/-    1.33  0.030 / 0.030
G25     310.6          43.1                4.5 +/-    1.10       6.3 +/-    1.10  0.080 / 0.110
G29     297.1          18.0                4.7 +/-    1.43      10.9 +/-    1.43  0.090 / 0.130