PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-23:43:00
G01     65.7           32.0                8.7 +/-    0.67      14.6 +/-    0.67  0.070 / 0.100
G07     139.2          22.9               11.0 +/-    1.38      22.6 +/-    1.38  0.070 / 0.110
G11     50.0           26.7                7.3 +/-    1.12      13.8 +/-    1.12  0.040 / 0.060
G13     268.5          37.4                9.7 +/-    0.87      14.7 +/-    0.87  0.040 / 0.060
G15     298.5          16.1                7.4 +/-    2.16      17.8 +/-    2.16  0.040 / 0.040
G17     243.4          74.7                9.2 +/-    0.68       9.5 +/-    0.68  0.040 / 0.040
G18     43.6           13.7                5.5 +/-    1.66      14.2 +/-    1.66  0.050 / 0.070
G19     226.8          45.3               11.6 +/-    0.79      15.6 +/-    0.79  0.050 / 0.080
G28     20.1           59.7                9.9 +/-    0.54      11.3 +/-    0.54  0.060 / 0.180
G30     139.6          57.6               10.9 +/-    0.70      12.7 +/-    0.70  0.060 / 0.160