085D C
 A multi-frequency MF/HF DSC Distress Alert:
a) Must be transmitted in ascending order of propagation radius to alert nearby ships first.
b) May be transmitted on the mandatory MF/HF DSC watch frequencies first, and then on the others. 
c) Either a) or b), depending on the manufacturer.
d) May be transmitted in any order programmed by the GMDSSS operator.
