Convert petameter to micron
Please provide values below to convert petameter [Pm] to micron [µ], or Convert micron to petameter.
How to Convert Petameter to Micron
1 Pm = 1e+21 µ
Example: convert 15 Pm to µ:
15 Pm = 15 × 1e+21 µ = 1.5e+22 µ
Petameter to Micron Conversion Table
| petameter | micron |
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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.
Micron
A micron is a non-SI name for micrometer (µm), which is a unit of length equal to one-millionth of a meter.
History/Origin
The term "micron" and the symbol µ were officially declared obsolete by the General Conference on Weights and Measures (CGPM) in 1967 and are now discouraged.
Current Use
While the term micrometer is the officially recognized term, "micron" is still used in some industries and in casual speech.