UTC-3:   03   06   09   12   15   18   21   24
mdts    245  245  246  246  249  253  256  258
mdww    308   15    6  282  281  285  295  295
shts    1.3  1.2  1.1  1.0  1.0  1.0  1.0  1.0
shww    0.1  0.0  0.0  0.1  0.1  0.1  0.0  0.0