PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-21:28:00
G02     326.4          80.3               11.0 +/-    0.43      11.2 +/-    0.43  0.110 / 0.220
G05     165.1          30.5               17.5 +/-    1.16      30.3 +/-    1.16  0.160 / 0.170
G06     40.2           44.5               10.2 +/-    0.95      13.8 +/-    0.95  0.030 / 0.030
G12     316.5          65.0               11.0 +/-    0.89      12.0 +/-    0.89  0.030 / 0.030
G17     82.4           14.2               11.4 +/-    2.50      29.0 +/-    2.50  0.280 / 0.240
G19     71.8           28.4               11.7 +/-    2.20      21.2 +/-    2.20  0.120 / 0.290
G24     230.9          25.0               16.2 +/-    2.11      31.7 +/-    2.11  0.030 / 0.040
G25     317.4          25.2               11.5 +/-    2.01      22.3 +/-    2.01  0.030 / 0.030