ABS Guide for Dynamic Positioning Systems is a guidance manual published by American Bureau of Shipping on dynamic positioning systems. The manual provides optional notations and technical specifics that reflect current industry practice and DP technologies. ABS Guide for Dynamic Positioning Systems covers ABS requirements for the design and testing of DP systems, including enhanced system (EHS) notations, station keeping performance (SKP) notations, technical requirements of details, vessel type details, and testing requirements.