Awarded to personnel serving between fifteen to thirty days stationed on the Antarctic continent, defined as south of 60 degrees latitude. Flight crews performing transport missions to Antarctica qualify for one day of service for each flight mission performed within a twenty four hour time period. For those personnel performing extended winter service in Antarctica, a Wintered Over Device is authorized. The Arctic equivalents of the Antarctica Service Medal are the Arctic Service Ribbon, issued by the United States Navy, and the Coast Guard Arctic Service Medal, issued by the U.S. Coast Guard.