A star's parallax angle is 0.8. How far away is the star in parsecs?
1 Answer
May 19, 2016
1.25 parsecs = 4.1 light years, nearly.
Explanation:
The formula is distance d = 1/(parallax angle in radian) AU
I assume that the uni of parallax angle is second.
Here,
Had it been 0.77'', we would have got the distance of the nearest star 4.26 ly = 1.29 parsec of Proxima Centauri..