southern cross
The South Star, also known as Sigma Octantis, is significant in navigation for those in the Southern Hemisphere as it serves as a reference point for determining direction. It differs from the North Star, Polaris, which is used for navigation in the Northern Hemisphere. The South Star is not as bright or easily visible as the North Star, but it still plays a crucial role in guiding travelers and sailors in the southern regions of the world.
yes ,actual navigation use electronic navigation and paper one soo they need compas and sundails
Sailors needed to know about stars for navigation purposes. By observing the positions of stars in the night sky, sailors could determine their location and direction at sea, helping them to navigate safely to their destinations.
Sailors use sextants to measure the angle between a celestial body, such as the sun or a star, and the horizon. By knowing the time of day and comparing this angle with the celestial body's known position in the sky, sailors can determine their latitude and longitude, assisting with navigation at sea.
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.
The Southern Cross a.k.a the Crux Cross is a contellation used by sailors in the Southern Hemisphere for navigation.
Yes, the Coriolis effect affects the direction you are sailing. In the northern hemisphere, it causes moving objects, including ships, to deflect to the right. In the southern hemisphere, the deflection is to the left. This can impact navigation and route planning for sailors.
The South Star, also known as Sigma Octantis, is significant in navigation for those in the Southern Hemisphere as it serves as a reference point for determining direction. It differs from the North Star, Polaris, which is used for navigation in the Northern Hemisphere. The South Star is not as bright or easily visible as the North Star, but it still plays a crucial role in guiding travelers and sailors in the southern regions of the world.
21212121212121212121211212122121212
The Southern Cross was an important navigational benchmark for sailors. It guided them through the relatively unknown waters around Terra Australis Incognita (the unknown south land) and was not visible in the northern hemisphere from whence the sailors came. The Southern Cross simply became synonymous with Australia.Also, the Southern Cross was a symbol of independence and a fair go, freedom and democracy, in the Eureka Stockade. This makes it important to Australia and its people.According to the Australian National Flag Association, the primary purpose of the Southern Cross is to represent our geographic position in the Southern Hemisphere. (see related link)
In the northern hemisphere, the North Star (Polaris) is constant. Other stars are known to rise and fall at certain times of the year. It is my understanding that the Southern Cross is a constant constellation (non-moving) in the southern hemisphere, but I do not know that to be a fact.
The sailors who named most of the southern hemisphere constellations looked up and imagined shapes in the stars; and since they were sailors, they imagined nautical objects, like the Octant, the Compass, the Telescope, the Flying Fish, and the Stove.Octans, the Octant, represents a navigational instrument that is one-eighth of a circle. The octant wasn't big enough for detailed navigation, so a bigger instrument that was one-sixth of a circle - the "sextant" - replaced it.
Trade Winds blow fast and in Pretty much any direction. That's why sailors try to sail there often.
The old sailors went hugging the coast line. Using the stars to navigate is called celestial navigation.
martin beiheim martin beiheim
well I know that they did not use Viking ship designs. 3======D 0:
yes ,actual navigation use electronic navigation and paper one soo they need compas and sundails