**Full name:** gigaparsec

**Plural form:** gigaparsecs

**Symbol:** Gpc

**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
10^{9}, or in exponential notation, 1E9.

So 1 gigaparsec = 10^{9} 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.

gigaparsec to league [nautical]

gigaparsec to li [ancient China]

gigaparsec to light week

gigaparsec to canna

gigaparsec to em

gigaparsec to city block [Midwest U.S.]

gigaparsec to tenthmetre

gigaparsec to beard-second

gigaparsec to ri [Japan]

gigaparsec to perch [Ireland]