Parsec
Of astronomy unit. May also be referred to as secpar.
A unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
This concept's ID is @1~68477
Of astronomy unit. May also be referred to as secpar.
A unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
This concept's ID is @1~68477