PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/19-05:28:10
G01     82.3           31.8                4.0 +/-    1.03       6.8 +/-    1.03  0.030 / 0.030
G07     129.1          41.4                6.8 +/-    0.47       9.6 +/-    0.47  0.030 / 0.020
G11     65.8           41.0                4.8 +/-    1.04       6.9 +/-    1.04  0.230 / 0.390
G13     287.9          38.5                4.2 +/-    2.06       6.2 +/-    2.06  0.130 / 0.260
G15     310.2          13.2                1.6 +/-    1.54       4.3 +/-    1.54  0.040 / 0.050
G17     216.6          58.3                7.1 +/-    1.14       8.1 +/-    1.14  0.040 / 0.060
G19     215.6          33.6                6.4 +/-    2.00      10.5 +/-    2.00  0.040 / 0.040
G28     339.5          61.3                3.9 +/-    0.57       4.4 +/-    0.57  0.050 / 0.050
G30     113.8          76.5                5.8 +/-    0.49       5.9 +/-    0.49  0.060 / 0.080