Defense Minister Oscar Aguad said over Twitter on Saturday night that the submarine, which was carrying a crew of 44 sailors, had sent seven "communication attempts" earlier in the day. He did not provide further details.
"We received seven signals from satellite calls that would come from the submarine San Juan. We are working hard to locate him and we convey hope to the families of the 44 crew members: that they may soon have them in their homes."
he vessel disappeared from radar last week, forcing the Argentine navy to hastily organize a search and recovery effort. The last registered position of the vessel was on November 15 at 07:30 in latitude 46 ° 44 'south and longitude 59 ° 54 West, at the height of Puerto Madryn and off the coast of Patagonia. Since then, the vessel has not reappeared on radar, or been spotted by the search party, according to the Associated Press.