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Most constellations are circumpolar. Over the course of a night they appear to rotate around the North pole and so do not identify a specific direction. As a reult they are of little use for navigation.
they do because they know which constellations go north, south, west, and east Also, they would get lost without constellations.
yes ,actual navigation use electronic navigation and paper one soo they need compas and sundails
It was the only reliable and "high tech" source of direction.
southern cross
Most constellations are circumpolar. Over the course of a night they appear to rotate around the North pole and so do not identify a specific direction. As a reult they are of little use for navigation.
they do because they know which constellations go north, south, west, and east Also, they would get lost without constellations.
yes ,actual navigation use electronic navigation and paper one soo they need compas and sundails
It was the only reliable and "high tech" source of direction.
southern cross
Sailors in the roman time used the north star for their navigation.
you tell wich constellations are in each season and find the ones for the season you are in.
well I know that they did not use Viking ship designs. 3======D 0:
The first constellations were, we believe, invented by the ancient Babylonians and Sumerians, and perhaps the Phoenicians. These were to give people a way to refer to the stars and constellations, and provided a heavenly anchor for their stories. Most of the northern hemisphere constellation names that we use today were invented, or adapted, by the ancient Greeks and Romans. The southern hemisphere constellations were largely named by sailors and mariners. It's likely that the people who lived in these southern lands had names of their own for the constellations and stars, but few of those are still in use.
Sailors could use a lodestone for navigating in sea travel. They discovered that when they suspended a piece of magnetite from a thread, the metal would point in a north-south direction.
Early Chinese used lodestones for navigation because lodestones are naturally magnetic and can align with Earth's magnetic field, providing a constant reference point. By suspending a lodestone on a silk thread and allowing it to rotate freely, sailors could determine their heading and navigate accurately, especially in overcast or foggy conditions when celestial navigation was not possible.
Their primary navigation aid would have been the North Star. As accurate time pieces had not yet been created, they had no way of determining their longitude and the stars did little to assist them.