PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-02:58:10
G10     304.5          54.5                8.4 +/-    1.32      10.1 +/-    1.32  0.050 / 0.040
G14     210.8          14.8               10.1 +/-    5.48      25.2 +/-    5.48  0.040 / 0.040
G15     45.6           23.9                6.1 +/-    0.82      12.2 +/-    0.82  0.060 / 0.080
G20     0.9            64.9                8.1 +/-    0.60       8.8 +/-    0.60  0.080 / 0.070
G21     106.3          71.9                9.3 +/-    0.97       9.7 +/-    0.97  0.040 / 0.040
G24     93.9           27.8                8.6 +/-    0.67      15.8 +/-    0.67  0.040 / 0.050
G27     297.5          35.3                9.2 +/-    1.03      14.5 +/-    1.03  0.300 / 0.690
G32     212.2          33.4               10.3 +/-    3.00      16.8 +/-    3.00  0.170 / 0.640