Celestial navigation is of NO use on ship ? 😂  

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DO WE USE CELESTIAL NAVIGATION ON SHIP -
For sailors, celestial navigation is a step up from dead reckoning. This technique uses the stars, moon, sun, and horizon to calculate position. It is very useful on the open ocean, where there are no landmarks.
What are the 3 types of navigation?
There are three main types of navigation that we will discuss in this article:
Main Navigation.
Local Navigation.
Contextual Navigation.
How do you find the position of a ship by celestial navigation?
Celestial navigation by taking sights of the Sun and the horizon whilst on the surface of the Earth is commonly used, providing various methods of determining position, one of which is the popular and simple method called "noon sight navigation"-being a single observation of the exact altitude of the Sun and the exact ...
How does celestial navigation work?
The navigator measures the sun's altitude using a sextant at local noon, then subtracts the reading recorded on the sextant from 90 degrees, which is the total number of degrees in each hemisphere between the pole, 0 degrees, and the equator, 90 degrees. The number you end up with is called zenith distance, or ZD.
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