UTC-3:   03   06   09   12   15   18   21   24
mdts    115  115  115  115  115  115  115  115
mdww    110  110  109  133  163  139  155  170
shts    1.5  1.5  1.4  1.3  1.2  1.2  1.1  1.0
shww    0.3  0.2  0.0  0.0  0.0  0.0  0.0  0.0