PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-22:13:00
G01     319.7          17.3                9.0 +/-    1.25      21.2 +/-    1.25  0.190 / 0.370
G08     261.9          15.0               10.3 +/-    2.24      25.5 +/-    2.24  0.120 / 0.310
G10     76.3           53.0                9.3 +/-    0.96      11.3 +/-    0.96  0.040 / 0.060
G11     307.4          19.8               10.0 +/-    2.34      22.1 +/-    2.34  0.040 / 0.060
G14     279.4          67.8               10.9 +/-    0.81      11.7 +/-    0.81  0.110 / 0.250
G20     103.6          29.7               10.5 +/-    0.79      18.6 +/-    0.79  0.120 / 0.190
G27     226.1          11.2               11.3 +/-    4.53      30.7 +/-    4.53  0.150 / 0.330
G31     175.5          39.4               13.1 +/-    1.30      19.3 +/-    1.30  0.150 / 0.300
G32     3.3            69.4               11.2 +/-    0.57      11.9 +/-    0.57  0.050 / 0.060