RNP Performance : A containment value, expressed as a distance in nautical miles from the intended position, within which flights would be for at least 95% of the total flying time
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}