PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/02-22:12:50
G01     117.6          18.5               10.8 +/-    2.50      24.6 +/-    2.50  0.040 / 0.060
G07     90.4           62.0               10.1 +/-    0.75      11.2 +/-    0.75  0.050 / 0.070
G08     43.8           28.5                5.9 +/-    0.69      10.7 +/-    0.69  0.110 / 0.360
G09     176.9          25.2               11.1 +/-    1.03      21.6 +/-    1.03  0.100 / 0.260
G11     102.7          40.9               11.1 +/-    0.38      15.9 +/-    0.38  0.030 / 0.030
G13     316.7          21.1                7.4 +/-    3.40      15.8 +/-    3.40  0.040 / 0.030
G17     200.9          27.7               12.5 +/-    1.70      22.9 +/-    1.70  0.110 / 0.280
G18     89.2           20.9                9.4 +/-    1.15      20.3 +/-    1.15  0.140 / 0.320
G28     289.7          55.7                9.5 +/-    0.67      11.2 +/-    0.67  0.040 / 0.040
G30     349.1          70.0                8.3 +/-    1.03       8.8 +/-    1.03  0.030 / 0.050