PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/24-06:12:30
G01     81.5           33.0                5.3 +/-    1.25       8.7 +/-    1.25  0.040 / 0.040
G07     131.6          37.2                7.9 +/-    0.69      12.0 +/-    0.69  0.030 / 0.030
G11     59.4           35.2                4.8 +/-    0.54       7.6 +/-    0.54  0.080 / 0.110
G13     285.4          38.0                5.8 +/-    0.61       8.7 +/-    0.61  0.080 / 0.130
G15     311.7          11.5                2.2 +/-    1.88       5.8 +/-    1.88  0.030 / 0.060
G17     220.4          63.6                7.9 +/-    0.35       8.7 +/-    0.35  0.040 / 0.060
G19     218.2          31.1                6.5 +/-    1.28      11.2 +/-    1.28  0.040 / 0.080
G28     359.3          61.3                4.7 +/-    0.56       5.3 +/-    0.56  0.040 / 0.060
G30     122.1          72.0                8.3 +/-    0.73       8.7 +/-    0.73  0.030 / 0.040