Celestial Navigation, Episode 15: Latitude by Polaris

Practical Celestial Navigation: Latitude by Polaris, The North Star. FOR A FULL LIST OF COURSE EPISODES, PLEASE REFER TO EPISODE 1. 1) Homework (Latitude by Polaris): May 14, 2021 DR 50º 28' N / 138º 04' W Polaris Sight, Hs 50º 12.6'' 12:15:20 GMT IE 1.8' ON the arc HE 10 ft Find the LHA of Aires. In the Nautical Almanac, find the GHA of Aries and then apply an Assumed Longitude to calculate the LHA of Aires. Correct the sight and apply additional Polaris corrections to the Ha to get a Latitude. GHA Aires 56º 17.5' LHA Aires 278º Latitude 50º 30.1' N