Maximum Angle (Maximum Average Angle) : Refers to the angle of inclination to which the wellbore is held in the "locked-in" straight section. (Bul D20)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}