Topic: Parallax of Stars
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What is a star's parallax?
Parallax refers to a difference of measured direction to an object when viewed from different positions. The difference in viewing angles, along with the distance and direction between viewing positions can be used to calculate how far a di... Read More »
Source: http://wiki.answers.com/Q/What_is_a_star's_parallax
How is parallax used to determine a star?
Well it's pretty simple, you know what a parallax is, as you experience it all the time. Like your in the car, and your moving... you can see the stationary objects closer to you seem to be moving faster than the objects further away. The a... Read More »
Source: http://wiki.answers.com/Q/How_is_parallax_used_to_determine_a_sta...
Who stars in The Parallax View?
"The Paralax View" starred Warren Beatty and Paula Prentiss. It was filmed in 1974. Ask us! Read More »
Source: http://www.kgbanswers.com/who-stars-in-the-parallax-view/3964052
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Parallax of Stars
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Parallax is a method used to find the distances of stars.
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Source: http://wiki.answers.com/Q/What_can_parallax_be_used_to_determine_...
Parallax is the apparent change in position of an object when you look at it from different angles. Astronomers often us parallax to measure distances to nearby stars. This method can be used to determine stars' distances up to 400 light-ye...
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Source: http://wiki.answers.com/Q/Why_might_astronomers_measure_the_paral...
Simply stated; you take a picture of the sky (many in fact) and then take a new set 6 months later. In six months the Earth will have moved about 185 million miles (base line). Now compare photos. For some of the near stars you can measure ...
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Source: http://wiki.answers.com/Q/How_do_you_measure_the_distance_to_the_...
As Earth orbits the Sun individual stars seem to move their position against the celestial background. The nearer a star is to is, the greatest that apparent move is. That apparent change in the stars position is known as its parallax. A st...
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Source: http://wiki.answers.com/Q/How_is_a_parallax_used_to_measure_the_d...
For the same reason that distant objects don't move much when you do while you are looking at them. If distant objects don't move enough to measure accurately, then you can't perform any calculations on how far away they are. We observe thi...
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Source: http://wiki.answers.com/Q/Why_is_parallax_useless_in_determining_...
they look at the star in, say, spring, then fall or summer then winter. we have to be on opposite sides of the star to see the parallax, so it takes about a year
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Source: http://wiki.answers.com/Q/How_do_scientists_determine_the_paralla...
