PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-15:42:30
G10     296.3          52.4                7.8 +/-    2.27       9.6 +/-    2.27  0.050 / 0.080
G15     45.9           26.7                5.6 +/-    2.14      10.6 +/-    2.14  0.060 / 0.080
G20     355.6          65.2                7.8 +/-    0.60       8.5 +/-    0.60  0.150 / 0.380
G21     90.1           74.6                8.7 +/-    0.30       9.0 +/-    0.30  0.130 / 0.440
G24     101.7          25.9                9.0 +/-    1.00      17.2 +/-    1.00  0.040 / 0.040
G27     302.9          33.6                6.7 +/-    2.01      10.9 +/-    2.01  0.040 / 0.050
G29     168.1          10.5                8.1 +/-    4.95      22.4 +/-    4.95  0.080 / 0.050
G32     208.8          31.4                9.0 +/-    1.02      15.4 +/-    1.02  0.090 / 0.060