parsec
| Symbol: | pc |
| Category: | Length |
| SI Equivalent: | 3.08568×1016 m |
| Dimension: | L |
| Notes | |
Large length unit used in astronomy to describe distances to stars and galaxies. It is the distance from the sun to a remote star when the largest possible angle formed by the sun, the star, and the earth, in that order, is 1 second of angle. | |
95 conversions, showing those commonly used | Show all
1 pc =
| Length | ||
| Symbol | Unit Name | |
| 3.08568×1026 | Å | angstrom |
| 2.06265×105 | AU, UA | astronomical unit |
| 3.08568×1034 | am | attometer |
| 3.08568×1018 | cm | centimeter |
| 1.01236×1017 | ft | foot |
| 3.08568×1014 | hm | hectometer |
| 1.21483×1018 | in | inch |
| 3.08568×1013 | km | kilometer |
| 3.26163 | ly | light-year |
| 3.08568×1016 | m | meter |
| 1.21483×1024 | µin | microinch |
| 3.08568×1022 | µm | micron |
| 1.21483×1021 | mil, thou | mil (thou) |
| 1.91735×1013 | mi (stat.) | mile (statute, land) |
| 3.08568×1019 | mm | millimeter |
| 3.08568×1025 | nm | nanometer |
| 1.66613×1013 | mi (int. naut.) | nautical mile (international) |
| 3.08568×1028 | pm | picometer |
| 3.37454×1016 | yd | yard |
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