The distance to a star with a parallax angle of 0.2 arc seconds is
A) 0.2 parsec.
B) 2 parsecs.
C) 5 parsecs.
D) 12 parsecs.
E) 20 parsecs.

Name: The distance to a star with a parallax angle of 0.2 arc seconds is A) 0.2 parsec. B) 2 parsecs. C) 5 parsecs. D) 12 parsecs. E) 20 parsecs.
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Question

Quizplus · Accepted Answer

The distance in parsecs can be calculated as the reciprocal of the parallax angle in arcseconds, so 1/0.2 = 5 parsecs.

The Distance to a Star with a Parallax Angle of 0.2