UTC-3:   03   06   09   12   15   18   21   24
mdts    121  122  123  123  123  122  121  121
mdww    167  155  158  155  136  128  131  131
shts    0.5  0.5  0.6  0.7  0.8  1.1  1.5  1.8
shww    0.2  0.3  0.2  0.3  0.6  0.8  0.6  0.6