812075.fig.001a
(a)
812075.fig.001b
(b)
Figure 1: The flight paths of the aircraft from Chennai (a). The red line corresponds to the ground trace of the aircraft flight track during the multilevel sortie and the blue line corresponds to the ground trace of the sorties used for examining latitudinal gradient at two altitudes. (b) The track in which the high resolution vertical profiling was done at 8 levels.