PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/08-04:57:50
G01     118.6          16.4                5.6 +/-    1.80      13.5 +/-    1.80  0.030 / 0.030
G07     76.4           67.1                4.2 +/-    0.45       4.5 +/-    0.45  0.030 / 0.030
G08     45.8           33.1                2.8 +/-    1.51       4.6 +/-    1.51  0.070 / 0.060
G09     174.9          25.6                4.8 +/-    3.20       9.2 +/-    3.20  0.050 / 0.060
G11     112.9          40.5                5.0 +/-    1.24       7.3 +/-    1.24  0.030 / 0.030
G13     317.9          19.3                2.5 +/-    1.15       5.7 +/-    1.15  0.030 / 0.040
G17     200.5          22.3                2.4 +/-    1.57       4.9 +/-    1.57  0.050 / 0.090
G28     278.6          50.6                5.4 +/-    2.11       6.7 +/-    2.11  0.120 / 0.100
G30     336.9          64.7                4.4 +/-    0.30       4.8 +/-    0.30  0.230 / 0.250