PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/08-22:43:00
G01     92.3           31.0               11.0 +/-    0.86      18.9 +/-    0.86  0.060 / 0.070
G07     124.4          42.6               11.1 +/-    0.82      15.5 +/-    0.82  0.060 / 0.070
G11     69.1           40.0                8.7 +/-    0.38      12.7 +/-    0.38  0.060 / 0.130
G13     296.4          36.0                9.3 +/-    0.97      14.5 +/-    0.97  0.070 / 0.150
G17     211.8          53.4               11.5 +/-    0.99      14.0 +/-    0.99  0.030 / 0.040
G18     62.7           22.7                7.7 +/-    1.20      15.9 +/-    1.20  0.030 / 0.040
G19     213.2          24.8               12.9 +/-    2.55      25.3 +/-    2.55  0.080 / 0.110
G28     337.0          61.6                8.0 +/-    0.64       8.9 +/-    0.64  0.090 / 0.110
G30     97.2           77.3                9.9 +/-    0.66      10.1 +/-    0.66  0.030 / 0.060