PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-07:13:00
G01     42.4           18.2                2.1 +/-    0.97       4.9 +/-    0.97  0.070 / 0.180
G06     174.6          34.1                6.8 +/-    1.29      10.9 +/-    1.29  0.070 / 0.160
G11     43.9           11.0                2.0 +/-    2.08       5.5 +/-    2.08  0.080 / 0.100
G13     240.4          26.0                7.6 +/-    1.30      14.5 +/-    1.30  0.070 / 0.090
G15     273.2          14.0                4.1 +/-    1.58      10.6 +/-    1.58  0.170 / 0.510
G17     350.4          74.4                5.9 +/-    0.43       6.1 +/-    0.43  0.150 / 0.450
G19     266.1          68.6                6.1 +/-    0.76       6.5 +/-    0.76  0.040 / 0.040
G24     318.0          13.8                1.7 +/-    1.27       4.3 +/-    1.27  0.040 / 0.040
G28     54.5           54.9                4.4 +/-    0.41       5.3 +/-    0.41  0.040 / 0.070
G30     154.3          35.9                7.4 +/-    1.24      11.5 +/-    1.24  0.030 / 0.050