Islamic calendar lunar months begin precisely at the time of the monthly "conjunction", when the Moon is located most directly between the Earth and the Sun. The month is defined as the average duration of a revolution of the Moon around the Earth (29.53 days). By convention, months of 30 days and 29 days succeed each other, adding up over two successive months to 59 full days. This leaves only a small monthly variation of 44 minutes to account for, which adds up to a total of 24 hours (i.e., the equivalent of one full day) in 2.73 years. To settle accounts,
Banque Populaire V (Van Peteghem / Lauriot-Prévost) designed this G-Class maxi multihull. The trimaran was built by the shipyard CDK Technologies in Lorient. She was launched at the end of August 2008 in Lorient. In 2009 she made her first attempt across the northern Atlantic from west to east. On Sunday 2 August 2009, she established the new record in 3 days, 15 hours, 25 minutes and 48 seconds (an average speed of 32.94 knots), beating the previous record, held by Franck Cammas on Groupama 3, by more than 12 hours. During the attempt she also broke the 24-hour distance twice, first with