List of All Courses Offered by Flagship Sailing Select the course that you are interested in to view more details. Introduction to Sailing (FS 100) Basic Keelboat Sailing (ASA 101) Basic Coastal Cruising (ASA 103) Intermediate Coastal Cruising (ASA 104) Coastal Navigation (ASA 105) Advanced Coastal Cruising (ASA 106) Celestial Navigation (ASA 107) Skills Review Clinic Celestial Navigation Endorsement (ASA 117) Docking Endorsement (ASA 118) Combination Courses