PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-11:58:00
G02     35.5           52.6                9.4 +/-    0.50      11.5 +/-    0.50  0.030 / 0.040
G05     144.3          62.2               17.2 +/-    0.99      19.2 +/-    0.99  0.040 / 0.030
G06     54.3           13.8                3.4 +/-    0.80       8.8 +/-    0.80  0.030 / 0.030
G12     189.5          64.0               14.1 +/-    0.92      15.4 +/-    0.92  0.040 / 0.030
G25     294.8          54.1                9.9 +/-    0.76      11.9 +/-    0.76  0.030 / 0.040
G29     307.6          28.2                5.8 +/-    0.72      10.6 +/-    0.72  0.040 / 0.050