Answer and Explanation: Learn more about this topic: Measuring the Latitude and Longitude | Overview & Methods from Chapter 11/ Lesson 7 64K Understand how to measure latitude and longitude, and learn how to find noon sun angle. Discover which instrument is used to measure latitude and longitude...
The backstaff is a navigational instrument that was used to measure the altitude of a celestial body, in particular the Sun or Moon. When observing the Sun,