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Author Question: A star has a parallax of 0.01 arc seconds. Its distance is A) 1 parsec. B) 0.01 parsecs. C) 10 ... (Read 66 times)

lak

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on: Jul 27, 2018
A star has a parallax of 0.01 arc seconds. Its distance is
 
  A) 1 parsec. B) 0.01 parsecs. C) 10 parsecs D) 0.1 parsecs. E) 100 parsecs.

Question 2

If spectroscopic luminosity classification gives us an estimated distance to the faint star SAO 47552 of about 3300 light-years, then its parallax would be only
 
  A) 0.1. B) 0.01. C) 3.3. D) 0.033. E) 0.001.


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Ashley I

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

E


lak

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Ashley I

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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