PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/06-23:57:10
G02     38.9           50.5               13.1 +/-    0.54      16.4 +/-    0.54  0.030 / 0.040
G05     122.7          66.8               14.5 +/-    0.51      15.7 +/-    0.51  0.030 / 0.060
G06     57.7           10.3               11.1 +/-    1.80      30.8 +/-    1.80  0.030 / 0.040
G12     191.1          59.8               17.3 +/-    1.03      19.7 +/-    1.03  0.030 / 0.040
G25     287.0          56.4               14.5 +/-    0.99      17.1 +/-    0.99  0.040 / 0.050
G29     311.2          31.7               14.0 +/-    1.21      23.6 +/-    1.21  0.040 / 0.050