PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/12-06:12:50
G01     320.3          15.2              -20.7 +/-   19.64     -51.3 +/-   19.64  0.160 / 0.000
G08     262.9          15.6                7.6 +/-    1.69      18.7 +/-    1.69  0.200 / 0.470
G10     73.7           54.2                5.6 +/-    0.50       6.7 +/-    0.50  0.100 / 0.420
G11     306.7          20.9                4.6 +/-    3.31       9.8 +/-    3.31  0.090 / 0.360
G14     282.9          69.7                6.6 +/-    0.64       7.0 +/-    0.64  0.030 / 0.040
G18     307.9          38.2                5.3 +/-    0.99       8.0 +/-    0.99  0.030 / 0.040
G20     101.6          32.2                6.4 +/-    0.80      10.7 +/-    0.80  0.050 / 0.060
G27     227.9          12.2                6.3 +/-    4.08      16.6 +/-    4.08  0.040 / 0.060
G31     176.2          37.7                8.3 +/-    1.03      12.6 +/-    1.03  0.140 / 0.260
G32     349.4          71.8                6.1 +/-    0.55       6.4 +/-    0.55  0.150 / 0.330