Micrometers to Astronomical Units (µm → au)
Formula
1 µm = 6.684491978609625e-18 auConversion Table
| µm | au |
|---|---|
| 0 | 0 |
| 1.0000 | 0.0000000000000000066845 |
| 2.0000 | 0.000000000000000013369 |
| 3.0000 | 0.000000000000000020053 |
| 4.0000 | 0.000000000000000026738 |
| 5.0000 | 0.000000000000000033422 |
| 6.0000 | 0.000000000000000040107 |
| 7.0000 | 0.000000000000000046791 |
| 8.0000 | 0.000000000000000053476 |
| 9.0000 | 0.000000000000000060160 |
| 10.000 | 0.000000000000000066845 |
| 11.000 | 0.000000000000000073529 |
| 12.000 | 0.000000000000000080214 |
| 13.000 | 0.000000000000000086898 |
| 14.000 | 0.000000000000000093583 |
| 15.000 | 0.00000000000000010027 |
| 16.000 | 0.00000000000000010695 |
| 17.000 | 0.00000000000000011364 |
| 18.000 | 0.00000000000000012032 |
| 19.000 | 0.00000000000000012701 |
| µm | au |
|---|---|
| 20.000 | 0.00000000000000013369 |
| 21.000 | 0.00000000000000014037 |
| 22.000 | 0.00000000000000014706 |
| 23.000 | 0.00000000000000015374 |
| 24.000 | 0.00000000000000016043 |
| 25.000 | 0.00000000000000016711 |
| 26.000 | 0.00000000000000017380 |
| 27.000 | 0.00000000000000018048 |
| 28.000 | 0.00000000000000018717 |
| 29.000 | 0.00000000000000019385 |
| 30.000 | 0.00000000000000020053 |
| 31.000 | 0.00000000000000020722 |
| 32.000 | 0.00000000000000021390 |
| 33.000 | 0.00000000000000022059 |
| 34.000 | 0.00000000000000022727 |
| 35.000 | 0.00000000000000023396 |
| 36.000 | 0.00000000000000024064 |
| 37.000 | 0.00000000000000024733 |
| 38.000 | 0.00000000000000025401 |
| 39.000 | 0.00000000000000026070 |
| µm | au |
|---|---|
| 40.000 | 0.00000000000000026738 |
| 41.000 | 0.00000000000000027406 |
| 42.000 | 0.00000000000000028075 |
| 43.000 | 0.00000000000000028743 |
| 44.000 | 0.00000000000000029412 |
| 45.000 | 0.00000000000000030080 |
| 46.000 | 0.00000000000000030749 |
| 47.000 | 0.00000000000000031417 |
| 48.000 | 0.00000000000000032086 |
| 49.000 | 0.00000000000000032754 |
| 50.000 | 0.00000000000000033422 |
| 51.000 | 0.00000000000000034091 |
| 52.000 | 0.00000000000000034759 |
| 53.000 | 0.00000000000000035428 |
| 54.000 | 0.00000000000000036096 |
| 55.000 | 0.00000000000000036765 |
| 56.000 | 0.00000000000000037433 |
| 57.000 | 0.00000000000000038102 |
| 58.000 | 0.00000000000000038770 |
| 59.000 | 0.00000000000000039439 |
| µm | au |
|---|---|
| 60.000 | 0.00000000000000040107 |
| 61.000 | 0.00000000000000040775 |
| 62.000 | 0.00000000000000041444 |
| 63.000 | 0.00000000000000042112 |
| 64.000 | 0.00000000000000042781 |
| 65.000 | 0.00000000000000043449 |
| 66.000 | 0.00000000000000044118 |
| 67.000 | 0.00000000000000044786 |
| 68.000 | 0.00000000000000045455 |
| 69.000 | 0.00000000000000046123 |
| 70.000 | 0.00000000000000046791 |
| 71.000 | 0.00000000000000047460 |
| 72.000 | 0.00000000000000048128 |
| 73.000 | 0.00000000000000048797 |
| 74.000 | 0.00000000000000049465 |
| 75.000 | 0.00000000000000050134 |
| 76.000 | 0.00000000000000050802 |
| 77.000 | 0.00000000000000051471 |
| 78.000 | 0.00000000000000052139 |
| 79.000 | 0.00000000000000052807 |
Micrometers to Astronomical Units Conversion
Converting Micrometers (µm) to Astronomical Units (au) is a common length conversion. 1 µm equals 0 au. For example, 100 µm is equal to 0 au.
Quick Mental Math: Micrometers to Astronomical Units
Reference a linear anchor between micrometers and astronomical units; use one memorable value.
Why is converting Micrometers to Astronomical Units tricky?
Magnitude or direction confusion between micrometers and astronomical-units is the primary error source.
Quick Reference Values
1 µm = 0 au. 5 µm = 0 au. 10 µm = 0 au. 25 µm = 0 au. 50 µm = 0 au. 100 µm = 0 au.
What is Micrometers?
Micrometers (µm) is a unit of length. A micrometer, symbolized as µm, equals one millionth of a meter or 10⁻⁶ meters. It is the SI derived unit for length used to measure microscopic distances and thicknesses. This precise definition aligns with the International System of Units established by the BIPM [bipm-si-brochure]. The micrometer was standardized in the 20th century following adoption of the meter as the base unit by the CGPM. Its use became widespread in scientific fields requiring fine measurement, formalized in SI documentation [cgpm-resolutions]. The micrometer sees global use in sectors like semiconductor manufacturing, biology, and materials science. Countries with advanced manufacturing industries such as Japan, Germany, and the USA standardize on µm for precise length measurements [nist-si-guide].
What is Astronomical Units?
Astronomical Units (au) is a unit of length. An astronomical unit (au) is defined as exactly 149,597,870.7 kilometers. It represents the average distance from Earth to the Sun and is used as a standard measure for distances within the solar system [cgpm-resolutions]. The astronomical unit was formally defined by the International Astronomical Union in 2012 to replace earlier approximations and improve measurement precision in celestial mechanics [cgpm-resolutions]. The au is the standard unit of length in astronomy for expressing distances between planets and other solar system bodies. It is used globally by space agencies such as NASA and ESA [nist-cuu].
Common Misspellings
People often search for this conversion using these alternate spellings: micronmeter, micrometeres, micomenter, micrmeters, astronomical unit, au unit, astronomic unit, astronomical unites. All of these refer to the Micrometers to Astronomical Units conversion.