PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/04-17:58:10
G01     82.9           33.0               12.4 +/-    1.04      20.5 +/-    1.04  0.110 / 0.300
G07     130.7          40.5               13.6 +/-    0.96      19.6 +/-    0.96  0.110 / 0.240
G11     62.5           37.3               11.8 +/-    0.79      17.9 +/-    0.79  0.030 / 0.070
G13     287.3          37.4               12.7 +/-    1.40      19.3 +/-    1.40  0.030 / 0.080
G15     311.7          11.8               11.4 +/-    1.18      30.6 +/-    1.18  0.040 / 0.050
G17     220.0          57.3               13.5 +/-    0.88      15.8 +/-    0.88  0.040 / 0.060
G18     57.9           22.4               10.5 +/-    1.54      21.8 +/-    1.54  0.030 / 0.030
G19     217.8          30.9               15.1 +/-    3.01      25.9 +/-    3.01  0.040 / 0.040
G28     1.3            61.1               12.2 +/-    0.67      13.8 +/-    0.67  0.050 / 0.060
G30     120.7          70.9               14.3 +/-    0.39      15.0 +/-    0.39  0.050 / 0.050