PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/09-05:28:00
G01     44.1           20.1                3.5 +/-    1.12       7.8 +/-    1.12  0.060 / 0.080
G06     175.6          30.6                9.7 +/-    1.84      16.8 +/-    1.84  0.080 / 0.070
G11     44.4           14.4                3.4 +/-    3.24       8.5 +/-    3.24  0.150 / 0.340
G13     243.1          27.9                7.3 +/-    2.84      13.4 +/-    2.84  0.160 / 0.250
G15     275.1          15.0                5.0 +/-    1.70      12.6 +/-    1.70  0.090 / 0.180
G17     343.5          76.2                8.5 +/-    0.95       8.8 +/-    0.95  0.080 / 0.200
G19     258.4          66.7                5.5 +/-    0.66       5.9 +/-    0.66  0.150 / 0.350
G24     318.6          11.3               -7.4 +/-   23.43     -20.0 +/-   23.43  0.120 / 0.280
G28     48.8           56.3                5.5 +/-    0.47       6.4 +/-    0.47  0.040 / 0.070
G30     153.4          39.6               10.8 +/-    0.72      15.9 +/-    0.72  0.040 / 0.060