UTC-3:   03   06   09   12   15   18   21   24
mdts    245  245  245  246  249  253  257  259
mdww    299  270  205  310  298  261  250  266
shts    1.3  1.2  1.1  1.0  1.0  1.0  1.0  1.0
shww    0.1  0.0  0.0  0.0  0.0  0.0  0.0  0.0