This was completed Process_end by about 2 p.m.. Ushakov ordered Arranging 3 frigates to the off-battle side of the van to guard Defending against an Ottoman doubling Cause_change_of_position_on_a_scale of the Russian line ( Ottoman ships of the period were usually coppered and therefore several knots faster than Russian ships Sending ) , leaving Departing 13 ships Sending of 710 guns in his line , opposed to 14 with 900 guns .