PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-10:13:00
G08     320.9          11.0               -5.1 +/-   28.88     -14.0 +/-   28.88  0.050 / 0.050
G10     303.9          54.2                4.6 +/-    0.95       5.5 +/-    0.95  0.040 / 0.040
G14     210.8          15.8                6.8 +/-    4.56      16.5 +/-    4.56  0.240 / 0.310
G15     45.6           24.0                2.4 +/-    1.45       4.7 +/-    1.45  0.190 / 0.220
G20     2.0            65.0                3.6 +/-    0.66       4.0 +/-    0.66  0.070 / 0.080
G21     110.8          68.0                5.4 +/-    0.82       5.8 +/-    0.82  0.070 / 0.100
G24     91.4           27.4                5.5 +/-    0.56      10.1 +/-    0.56  0.130 / 0.350
G27     298.6          34.4                5.1 +/-    1.80       8.1 +/-    1.80  0.140 / 0.340
G32     212.7          31.6                3.3 +/-    1.32       5.7 +/-    1.32  0.030 / 0.040