UTC-3:   03   06   09   12   15   18   21   24
mdts     89   91   97   99  101  108  115  117
mdww     60   58   57   56   54   68   89   99
shts    0.6  0.6  0.5  0.5  0.5  0.5  0.4  0.4
shww    0.9  1.0  0.8  0.6  0.4  0.0  0.0  0.0