PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/08-22:27:50
G01     100.1          28.4               11.4 +/-    0.90      20.7 +/-    0.90  0.070 / 0.050
G07     117.5          48.4               12.1 +/-    0.71      15.5 +/-    0.71  0.040 / 0.060
G08     41.5           13.3                7.3 +/-    1.41      18.8 +/-    1.41  0.060 / 0.150
G11     77.8           42.0               10.9 +/-    0.69      15.3 +/-    0.69  0.060 / 0.130
G13     303.7          33.0               10.1 +/-    2.17      16.6 +/-    2.17  0.040 / 0.040
G17     207.6          46.3               12.6 +/-    1.66      16.7 +/-    1.66  0.040 / 0.030
G18     69.9           23.5                9.2 +/-    1.02      18.5 +/-    1.02  0.060 / 0.150
G19     210.6          18.5                2.0 +/-   12.47       4.5 +/-   12.47  0.060 / 0.150
G28     323.1          60.9                9.0 +/-    0.68      10.2 +/-    0.68  0.030 / 0.050
G30     60.6           79.8               11.0 +/-    0.54      11.1 +/-    0.54  0.030 / 0.060