PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/06-07:43:00
G01     72.3           33.1                3.2 +/-    0.67       5.3 +/-    0.67  0.030 / 0.040
G07     136.6          30.7                6.5 +/-    0.88      11.3 +/-    0.88  0.030 / 0.040
G11     53.4           30.4                3.1 +/-    0.70       5.3 +/-    0.70  0.050 / 0.110
G13     275.6          38.0                7.5 +/-    1.08      11.2 +/-    1.08  0.050 / 0.100
G15     306.2          13.4                1.0 +/-    1.77       2.5 +/-    1.77  0.050 / 0.080
G17     231.7          70.6                7.1 +/-    0.88       7.4 +/-    0.88  0.050 / 0.090
G18     48.2           17.3                0.4 +/-    1.07       0.9 +/-    1.07  0.050 / 0.120
G19     222.9          37.6                8.5 +/-    1.83      12.9 +/-    1.83  0.050 / 0.120
G28     14.2           60.1                3.5 +/-    0.45       4.0 +/-    0.45  0.110 / 0.200
G30     134.2          65.0                3.8 +/-    0.48       4.2 +/-    0.48  0.110 / 0.270