PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/16-06:58:10
G01     45.3           21.2                3.2 +/-    0.55       6.9 +/-    0.55  0.050 / 0.070
G06     175.6          29.4                7.0 +/-    1.64      12.5 +/-    1.64  0.040 / 0.060
G11     44.4           14.9                4.2 +/-    1.41      10.5 +/-    1.41  0.110 / 0.320
G13     244.6          28.8                7.0 +/-    1.90      12.6 +/-    1.90  0.080 / 0.260
G15     277.3          15.2                5.3 +/-    1.31      13.0 +/-    1.31  0.130 / 0.550
G17     335.1          77.3                6.8 +/-    0.51       7.0 +/-    0.51  0.150 / 0.460
G19     255.1          65.6                7.5 +/-    1.07       8.1 +/-    1.07  0.050 / 0.040
G28     47.1           56.5                5.4 +/-    0.67       6.3 +/-    0.67  0.040 / 0.050
G30     152.7          40.6                8.8 +/-    1.09      12.6 +/-    1.09  0.040 / 0.090