I am confused with par sec . Please help me
kopal:
plz explain ur question
I do not know what exactly is it..
what is par sec
What is par sec . That is what i m asking
ok
its used to measure the semi major axis of the earth at an angle that subtends 1degree
sry not one degree its 1 sec
Answers
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par sec is nothing but a unit of distance in astronomy which is equal to about 3.26 light year (3.086 x 10 to the power 13 km ). 1 par sec responds to the to the distance at which the mean radius of the earth's orbit subtends an angle of 1 sec of arc.
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A parsec (symbol: pc) is an astronomical unit of length used to measure distances to objects outside the Solar System .
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