return FALSE when argument val1 (=time) < phase  (find this useful to delay the 1rst writting of output)
return FALSE when argument val1 (=time) < phase
 (find this useful to delay the 1rst writting of output)

altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h