PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/27-22:58:00
G01     46.2           22.4                9.4 +/-    2.63      19.5 +/-    2.63  0.160 / 0.300
G06     179.3          26.2               15.5 +/-    0.91      29.5 +/-    0.91  0.130 / 0.310
G11     43.4           10.2                8.7 +/-    2.34      24.2 +/-    2.34  0.070 / 0.170
G13     245.0          28.2               12.7 +/-    2.06      23.1 +/-    2.06  0.070 / 0.150
G15     278.6          14.9                9.4 +/-    1.75      23.4 +/-    1.75  0.040 / 0.050
G17     342.3          76.4               10.5 +/-    0.65      10.7 +/-    0.65  0.050 / 0.050
G19     254.1          63.4               13.0 +/-    0.55      14.3 +/-    0.55  0.040 / 0.040
G24     318.1          13.2                7.6 +/-    2.34      19.8 +/-    2.34  0.030 / 0.040
G28     54.2           53.6               10.7 +/-    0.84      13.0 +/-    0.84  0.070 / 0.080
G30     151.5          35.9               14.3 +/-    0.78      22.3 +/-    0.78  0.060 / 0.070