PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/22-23:57:40
G03     207.6          52.1                8.5 +/-    0.91      10.5 +/-    0.91  0.120 / 0.090
G07     262.9          20.5                7.7 +/-    2.37      16.8 +/-    2.37  0.080 / 0.090
G09     315.3          38.3                5.8 +/-    1.08       8.7 +/-    1.08  0.040 / 0.050
G16     74.6           61.1                8.6 +/-    0.37       9.7 +/-    0.37  0.050 / 0.040
G22     188.3          35.1                9.2 +/-    0.96      14.5 +/-    0.96  0.040 / 0.050
G23     337.1          66.1                6.3 +/-    0.55       6.8 +/-    0.55  0.040 / 0.050
G26     48.9           37.1                7.1 +/-    0.88      10.9 +/-    0.88  0.040 / 0.040
G27     128.7          15.0                9.7 +/-    4.50      24.0 +/-    4.50  0.030 / 0.040