PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/26-11:58:10
G02     57.1           33.5                3.9 +/-    0.76       6.5 +/-    0.76  0.030 / 0.040
G05     68.6           67.0                5.1 +/-    0.42       5.5 +/-    0.42  0.040 / 0.040
G12     182.5          35.3                5.3 +/-    2.11       8.4 +/-    2.11  0.030 / 0.090
G13     129.8          12.0                6.2 +/-    1.67      16.6 +/-    1.67  0.050 / 0.090
G15     163.7          10.7               -5.6 +/-   17.69     -15.3 +/-   17.69  0.120 / 0.250
G21     268.4          14.9                4.7 +/-    1.36      11.7 +/-    1.36  0.120 / 0.300
G25     243.6          54.8                6.3 +/-    0.78       7.5 +/-    0.78  0.040 / 0.060
G29     325.1          49.4                5.3 +/-    1.09       6.7 +/-    1.09  0.040 / 0.050