PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/03-06:58:10
G01     43.5           19.6                2.8 +/-    0.99       6.2 +/-    0.99  0.080 / 0.190
G06     176.4          33.4                6.2 +/-    1.24      10.1 +/-    1.24  0.090 / 0.210
G13     241.1          25.2                7.0 +/-    1.79      13.7 +/-    1.79  0.170 / 0.240
G15     276.9          13.3                5.3 +/-    1.03      13.7 +/-    1.03  0.180 / 0.270
G17     359.5          72.4                5.5 +/-    0.58       5.7 +/-    0.58  0.060 / 0.090
G19     261.1          64.2                3.4 +/-    0.68       3.7 +/-    0.68  0.060 / 0.080
G24     316.4          19.6                2.8 +/-    1.66       6.3 +/-    1.66  0.040 / 0.030
G28     63.3           50.4                5.0 +/-    0.45       6.2 +/-    0.45  0.040 / 0.040
G30     153.8          33.6                9.3 +/-    0.65      15.1 +/-    0.65  0.040 / 0.070