UTC-3:   03   06   09   12   15   18   21   24
mdts    243  244  245  247  247  249  253  255
mdww    230  225  244  262  261  257  271  281
shts    1.1  1.1  1.1  1.1  1.0  1.0  1.0  1.0
shww    0.2  0.2  0.0  0.0  0.0  0.0  0.0  0.0