Relaxation Mask                                                                
South of 60S: 8-day; South of 55S:54-day; bad 19.1 Steric SSH: 8-day;          
                                                                               
                                                                               
i/jdm = 4500 3298                                                              
     rmu: range =    0.0000000E+00   1.4467593E-06