International Towing Tank Conference (ITTC), "ITTC – Recommended Procedures
and Guidelines; Preparation, Conduct and Analysis of Speed/Power Trial,"
International Towing Tank Conference (ITTC), 7.5-04-01-01.1, 2017.
Annotation: ITCC provides no guidance for wind speeds above an
altitude above 300 m. However, it is assumed in this guideline to be constant
above 300 m altitude.