Question

a star is 5.5 light years away from the earth.
how much parallax in arcsec will it subtend when viewed from two opposite points along the obrits of the earth?​

Answer 1

0.59 parallax

At the point when a star is 5.5 light years from Earth it will subtend 0.59 parallax in arcsec when seen from two inverse focuses along the orbit of the Earth.

Hope it helps...

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