PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/07-05:27:50
G01     46.8           22.5               16.0 +/-    2.87      33.1 +/-    2.87  0.050 / 0.040
G06     176.3          26.8                7.5 +/-    1.64      14.1 +/-    1.64  0.050 / 0.070
G07     146.5          11.1                6.7 +/-    1.40      18.2 +/-    1.40  0.120 / 0.340
G11     45.0           17.5                4.7 +/-    2.29      11.1 +/-    2.29  0.230 / 0.340
G13     246.7          30.2                8.2 +/-    1.17      14.4 +/-    1.17  0.050 / 0.050
G15     278.7          15.9                6.0 +/-    2.07      14.5 +/-    2.07  0.040 / 0.070
G17     328.0          78.4                8.2 +/-    0.53       8.4 +/-    0.53  0.030 / 0.020
G19     250.4          64.0                9.4 +/-    0.68      10.3 +/-    0.68  0.040 / 0.030
G28     42.5           57.5                7.5 +/-    0.99       8.8 +/-    0.99  0.310 / 0.350
G30     151.9          43.5                9.8 +/-    0.73      13.5 +/-    0.73  0.230 / 0.230