Full name: gigaparsec
Plural form: gigaparsecs
Category type: length
Scale factor: 3.085678E+25
The SI base unit for length is the metre.
1 metre is equal to 3.2407788498994E-26 gigaparsec.
Valid units must be of the length type.
You can use this form to select from known units:
The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.
So 1 gigaparsec = 109 parsecs.
The definition of a parsec is as follows:
The parsec (symbol pc) is a unit of length used in astronomy. It stands for "parallax of one arc second", and is approximately 19,131,554,073,600 (19 trillion) miles.