§ 63.53 Knowledge requirements.

(a) An applicant for a flight navigator certificate must pass a written test on— (1) The regulations of this chapter that apply to the duties of a flight navigator; (2) The fundamentals of flight navigation, including flight planning and cruise control; (3) Practical meteorology, including analysis of weather maps, weather reports, and weather forecasts; and weather sequence abbreviations, symbols, and nomenclature; (4) The types of air navigation facilities and procedures in general use; (5) Calibrating and using air navigation instruments; (6) Navigation by dead reckoning; (7) Navigation by celestial means; (8) Navigation by radio aids; (9) Pilotage and map reading; and (10) Interpretation of navigation aid identification signals. (b) A report of the test is mailed to the applicant. Except as provided in paragraph (c) of this section, a passing grade is evidence, for a period of 24 calendar months after the test, that the applicant has complied with this section. (c) An applicant is eligible to take a practical test for a flight navigator certificate under this part with an expired written test report in accordance with § 61.40 of this chapter.