PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/31-22:27:50
G01     270.3          42.7               10.1 +/-    0.86      14.0 +/-    0.86  0.040 / 0.060
G03     315.4          26.5                5.6 +/-    1.90      10.5 +/-    1.90  0.040 / 0.060
G10     128.4          16.4               10.2 +/-    1.85      24.5 +/-    1.85  0.090 / 0.150
G11     255.1          19.8                9.5 +/-    1.23      21.0 +/-    1.23  0.110 / 0.160
G14     35.7           54.3                9.8 +/-    0.36      11.7 +/-    0.36  0.050 / 0.070
G22     314.4          48.4                7.5 +/-    0.80       9.6 +/-    0.80  0.040 / 0.080
G25     54.9           17.1                7.1 +/-    1.03      16.8 +/-    1.03  0.080 / 0.160
G26     149.0          23.8               11.4 +/-    1.91      23.0 +/-    1.91  0.100 / 0.160
G31     60.8           74.6                9.5 +/-    0.89       9.8 +/-    0.89  0.030 / 0.040
G32     63.0           32.6                7.9 +/-    0.68      13.1 +/-    0.68  0.040 / 0.030