Later in the voyage, on March 21, the captain in Exercise 23 measures the altitude of th...

Later in the voyage, on March 21, the captain in Exercise 23 measures the altitude of the noonday Sun to be 60° toward the north. What is the latitude of the ship? (Solve both graphically and using Eq. 15.1.)

Reference Exercise 23

A ship’s captain with a sextant measures the altitude of the noonday Sun to be 40° toward the south on December 21. What is the latitude of the ship? (Solve both graphically and with Eq. 15.1.)