Celestial Navigation -

: The primary instrument used to measure the angle between the horizon and a celestial body.

: Use the almanac and tables (or modern software like Celestial Navigation - Sextant Sight Reduction ) to calculate your distance from the body's ground position. Celestial Navigation

: Estimate your current location based on your last known fix, speed, and heading. : The primary instrument used to measure the

: A publication containing the predicted positions of celestial bodies throughout the year. : A publication containing the predicted positions of

: Used to translate raw angular measurements into usable lines of position on a chart. 🛠️ The Standard Procedure

: Draw Lines of Position (LOPs) on a plotting sheet . The point where multiple lines intersect is your actual position. 📱 Modern Alternatives Charles Vaillancourt - Facebook

: A highly accurate watch synchronized to Universal Time (UTC) to pinpoint exactly when a measurement was taken.