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Polaris

Polaris is Earth's current northern pole star, and thus is commonly referred to as the North Star. Historically, Polaris was used by sailors and navigators to determine their current latitude while crossing oceans. Please place all questions about Polaris, the brightest star in the constellation Ursa Minor, into this category.

500 Questions

Why polaris useful in sea travel?

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Asked by Wiki User

It appears stationary in the night sky, due to the fact that it lined up almost directly over the North Pole. Because of this it can be used to find true north, which is a very useful thing when sailing at night and all other points of reference are gone, such as landmarks or the sun.

At which location is the altitude of polaris approximately 42 degrees?

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Asked by Wiki User

If you are in Binghamton at the moment, 7:49 pm, 10/14 Polaris is at 41 degrees 57 minutes 21 seconds. I have 42 degrees 5 minutes as the north latiude of Binghamton. If you can move to 42 degrees 4 minutes, you will have an altitude for Polaris of almost exactly 42 degrees. Yes, Polaris does move a little; it is not perfectly in line with the earth's pole.

What does polaris point to?

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Asked by Wiki User

Polaris, also known as the North Star or Pole Star, is a prominent star in the night sky that appears almost stationary as viewed from the Earth's Northern Hemisphere. It is located very close to the celestial North Pole, which is the point in the sky directly above the Earth's geographic North Pole.

Because of its proximity to the celestial North Pole, Polaris serves as a useful navigational tool. If you were to extend a line from the Earth's North Pole into the sky, it would point very close to Polaris. This makes Polaris an important reference point for navigation and orientation, especially for travelers and navigators in the Northern Hemisphere.

For centuries, sailors, explorers, and travelers have used Polaris to help them determine their northward direction. Its relatively fixed position in the sky makes it a reliable guide for finding the direction of true north, which is important for navigation with a compass or even basic orientation when observing the night sky.

How can you find Polaris in th night sky?

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Asked by Wiki User

Polaris is a close neighbor of our solar system, located only about 430 light years away, in

a direction very close to the direction in which the earth's north pole is currently pointing.

It can be seen in the sky directly north of any observer, at an angle above the northern

horizon equal to the observer's north latitude.

How long does it take to get to Polaris if you are at the North Pole?

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Asked by Wiki User

That will depend on where in the world you are starting from and what methods of transport you are using to get there. From most parts of the world, and with the proper transport, you could do it within two days.

Polaris revolve around which planet?

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Asked by Wiki User

Polaris is a star, and it doesn't revolve around any planets. It is possible that other planets revolve around Polaris, but so far I'm not aware that anyone has looked.

When is Polaris directly overhead?

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Asked by Wiki User

Polaris always sits within about 1/2 degree from the point in the sky that's the same

angle above the northern horizon as your latitude.

For example, if you're standing at the north pole, the point is directly over your head,

and if you're anywhere on the equator, the point is on the horizon directly north of you.

Why does the north star move?

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Asked by Wiki User

no stars move.its the earth spinning that makes it look like they more. the north star is directly abouve us so it doenst appear to move.

Can you see polaris all year?

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Asked by Wiki User

Yes, you can see Polaris all year... it's the North Star.

What does the company Polaris World sell?

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Asked by Wiki User

The company Polaris World sells and buy property. They only buy and sell property in the UK and Spain. They are a big company that is trusted and makes tons of money. You can look on their official website for more information.

What is the mass of polaris?

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Asked by Wiki User

Polaris is actually a multiple star system consisting of 5 stars.

The main stars:

  • α UMi A has a mass of about 6 solar masses.
  • α UMi B has a mass of about 1.54 solar masses.

What are 2 names for polaris?

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Asked by Wiki User

Cynosura and Dhruv.

Why is the declination of polaris 90 degrees?

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Asked by Wiki User

It is not 90 degrees. It is 89 degrees 16 minutes, approx.

What star group can be used to find the pole star?

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Asked by Wiki User

In the northern hemisphere the direction of the north pole is indicated by the

position of the Pole star. This can be found by following the pointers in the group of stars known as the Great Bear or Plough

The star group is known as the Great Bear or Plough