PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/24-22:57:30
G01     50.6           25.8                9.3 +/-    2.51      17.8 +/-    2.51  0.120 / 0.160
G06     180.4          20.6               12.5 +/-    1.62      27.1 +/-    1.62  0.110 / 0.140
G11     44.3           14.8                8.0 +/-    1.59      19.9 +/-    1.59  0.040 / 0.050
G13     250.6          31.4               10.1 +/-    1.74      17.2 +/-    1.74  0.040 / 0.040
G15     283.9          15.9                9.7 +/-    1.50      23.5 +/-    1.50  0.070 / 0.040
G17     317.4          79.3               11.5 +/-    0.50      11.7 +/-    0.50  0.060 / 0.040
G19     244.3          59.0               12.2 +/-    1.19      14.0 +/-    1.19  0.050 / 0.060
G28     45.4           55.6                9.6 +/-    1.23      11.3 +/-    1.23  0.050 / 0.060
G30     149.1          41.7               12.1 +/-    1.04      17.1 +/-    1.04  0.100 / 0.190