PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/24-13:58:00
G01     259.6          39.3                8.0 +/-    1.72      11.8 +/-    1.72  0.050 / 0.070
G03     317.0          40.5                3.8 +/-    0.95       5.5 +/-    0.95  0.060 / 0.090
G11     242.4          15.5                6.2 +/-    1.58      15.2 +/-    1.58  0.060 / 0.080
G14     52.8           44.7                6.0 +/-    1.21       8.1 +/-    1.21  0.080 / 0.070
G18     223.6          32.5                7.5 +/-    1.96      12.6 +/-    1.96  0.060 / 0.090
G22     310.5          63.4                5.0 +/-    0.83       5.5 +/-    0.83  0.060 / 0.080
G25     44.6           12.7                4.1 +/-    3.76      10.8 +/-    3.76  0.050 / 0.070
G26     146.7          30.1              -29.0 +/-   14.80     -50.7 +/-   14.80  0.050 / 0.040
G31     45.5           68.2                6.3 +/-    0.42       6.8 +/-    0.42  0.040 / 0.030
G32     68.1           31.6                4.4 +/-    2.64       7.4 +/-    2.64  0.130 / 0.130