Convert megaparsec to petameter
Please provide values below to convert megaparsec [Mpc] to petameter [Pm], or Convert petameter to megaparsec.
How to Convert Megaparsec to Petameter
1 Mpc = 30856775.8128 Pm
Example: convert 15 Mpc to Pm:
15 Mpc = 15 × 30856775.8128 Pm = 462851637.192 Pm
Megaparsec to Petameter Conversion Table
| megaparsec | petameter |
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Megaparsec
A megaparsec is a unit of distance used in astronomy, equal to one million parsecs.
History/Origin
The parsec was first coined by British astronomer Herbert Hall Turner in 1913. The megaparsec came into use as astronomical distance measurements extended to other galaxies.
Current Use
The megaparsec is used to measure the distances between neighboring galaxies and galaxy clusters.
Petameter
A petameter is a unit of length in the metric system equal to 10^15 meters.
History/Origin
The prefix "peta-" for 10^15 was adopted by the CGPM (General Conference on Weights and Measures) in 1975.
Current Use
The petameter is used for measuring distances on a galactic scale, such as the size of the Milky Way galaxy.