PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/09-15:58:00
G01     260.4          38.7               13.0 +/-    2.95      19.3 +/-    2.95  0.050 / 0.040
G03     316.8          41.0               10.9 +/-    0.64      15.6 +/-    0.64  0.050 / 0.050
G10     134.0          10.8               11.5 +/-    2.07      31.6 +/-    2.07  0.020 / 0.040
G11     246.5          16.6               13.7 +/-    2.11      32.8 +/-    2.11  0.030 / 0.030
G14     50.3           47.0                8.2 +/-    1.04      10.8 +/-    1.04  0.140 / 0.180
G22     310.9          61.8               10.0 +/-    0.75      11.2 +/-    0.75  0.100 / 0.170
G25     46.1           14.4                5.9 +/-    3.59      14.9 +/-    3.59  0.050 / 0.060
G26     141.4          32.1               13.3 +/-    1.79      22.3 +/-    1.79  0.050 / 0.070
G31     44.3           64.9                8.9 +/-    0.49       9.8 +/-    0.49  0.080 / 0.080
G32     71.6           26.6                7.5 +/-    1.05      14.1 +/-    1.05  0.070 / 0.060