parallax," astronomers determined e is 0.00001389 degrees. NOT TO SCALE Sun star Earth 6a. How far away is the star from the Sun in astronomical units? Show your reasoning. * NOT TO SCALE Sun star Earth

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A: Write the relation in distance and parallax angle. d=1p

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Q: Which star in the table of stellar data has the largest parallax? Star distance (pc) |parallax angle…

A: In this problem, it is asking about the star which has maximum parallax.

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Q: According

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Q: 1. What is the term that defines how bright an object actually is?

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A: Rigel and Betelgeuse are located in the constellation of Orion, which are about 864.3 and 642.5…

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A: Required to compare two stars A and B

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Q: Stars A, B, C, D, and E have apparent magnitudes of 7, 3, -1, 15, and 0, respectively.   1) Which…

A: Here, Apparent Magnitude of Star  A=7 B=3 C=-1 D=15 E=0

Q: Which of the following is least reasonable regarding the magnitude scale: Group of answer choices…

A: The magnitude scale in astronomy helps us to quantify the brightness and distance of celestial…

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Q: a) Sketch a generic HR diagram, including labels for the axes. (Take a picture or scan your work and…

A: a) HR diagram is,

Q: 5. The Luyten 762-8 star system contains two stars, one with apparent 12.5 and the other with m =…

A: Given :  mVega =0 , m1 = 12.5 and m2 =12.9 Concept : mVega - m = 2.5 log(L/LVega)

Q: Taurus Aries Gemini South Pisces Cancer East West If you could see stars during the day, the drawing…

A: The correct option is :

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Q: Which of the following statements about parallax is not true? A You can demonstrate parallax simply…

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Q: Taurus Aries Gemini South Pisces Cancer East West If you could see stars during the day, the drawing…

A: Constellation is a collection of stars arranged in a definite manner.

Q: The spectral type of a star is directly related to its color. Recall that a star emits light as a…

A: Correct answer is TEMPERATURE Or by Weins law we can say that λT=constant So our parameter is depend…