UTC-3:   03   06   09   12   15   18   21   24
mdts    263  264  265  265  260  262  263  264
mdww    288  277  260  247  266  270  249  241
shts    1.7  1.7  1.8  1.8  2.1  2.1  2.1  2.1
shww    0.6  0.6  0.6  1.0  0.5  0.2  0.3  1.0