Astronomical Units to Nanometers (au → nm)
Formula
1 au = 149600000000000000000 nmConversion Table
| au | nm |
|---|---|
| 0 | 0 |
| 1.0000 | 149,600,000,000,000,000,000 |
| 2.0000 | 299,200,000,000,000,000,000 |
| 3.0000 | 448,800,000,000,000,000,000 |
| 4.0000 | 598,400,000,000,000,000,000 |
| 5.0000 | 748,000,000,000,000,000,000 |
| 6.0000 | 897,600,000,000,000,000,000 |
| 7.0000 | 1,047,200,000,000,000,000,000 |
| 8.0000 | 1,196,800,000,000,000,000,000 |
| 9.0000 | 1,346,400,000,000,000,000,000 |
| 10.000 | 1,496,000,000,000,000,000,000 |
| 11.000 | 1,645,600,000,000,000,000,000 |
| 12.000 | 1,795,200,000,000,000,000,000 |
| 13.000 | 1,944,800,000,000,000,000,000 |
| 14.000 | 2,094,400,000,000,000,000,000 |
| 15.000 | 2,244,000,000,000,000,000,000 |
| 16.000 | 2,393,600,000,000,000,000,000 |
| 17.000 | 2,543,200,000,000,000,000,000 |
| 18.000 | 2,692,800,000,000,000,000,000 |
| 19.000 | 2,842,400,000,000,000,000,000 |
| au | nm |
|---|---|
| 20.000 | 2,992,000,000,000,000,000,000 |
| 21.000 | 3,141,600,000,000,000,000,000 |
| 22.000 | 3,291,200,000,000,000,000,000 |
| 23.000 | 3,440,800,000,000,000,000,000 |
| 24.000 | 3,590,400,000,000,000,000,000 |
| 25.000 | 3,740,000,000,000,000,000,000 |
| 26.000 | 3,889,600,000,000,000,000,000 |
| 27.000 | 4,039,200,000,000,000,000,000 |
| 28.000 | 4,188,800,000,000,000,000,000 |
| 29.000 | 4,338,400,000,000,000,000,000 |
| 30.000 | 4,488,000,000,000,000,000,000 |
| 31.000 | 4,637,600,000,000,000,000,000 |
| 32.000 | 4,787,200,000,000,000,000,000 |
| 33.000 | 4,936,800,000,000,000,000,000 |
| 34.000 | 5,086,400,000,000,000,000,000 |
| 35.000 | 5,236,000,000,000,000,000,000 |
| 36.000 | 5,385,600,000,000,000,000,000 |
| 37.000 | 5,535,200,000,000,000,000,000 |
| 38.000 | 5,684,800,000,000,000,000,000 |
| 39.000 | 5,834,400,000,000,000,000,000 |
| au | nm |
|---|---|
| 40.000 | 5,984,000,000,000,000,000,000 |
| 41.000 | 6,133,600,000,000,000,000,000 |
| 42.000 | 6,283,200,000,000,000,000,000 |
| 43.000 | 6,432,800,000,000,000,000,000 |
| 44.000 | 6,582,400,000,000,000,000,000 |
| 45.000 | 6,732,000,000,000,000,000,000 |
| 46.000 | 6,881,600,000,000,000,000,000 |
| 47.000 | 7,031,200,000,000,000,000,000 |
| 48.000 | 7,180,800,000,000,000,000,000 |
| 49.000 | 7,330,400,000,000,000,000,000 |
| 50.000 | 7,480,000,000,000,000,000,000 |
| 51.000 | 7,629,600,000,000,000,000,000 |
| 52.000 | 7,779,200,000,000,000,000,000 |
| 53.000 | 7,928,800,000,000,000,000,000 |
| 54.000 | 8,078,400,000,000,000,000,000 |
| 55.000 | 8,228,000,000,000,000,000,000 |
| 56.000 | 8,377,600,000,000,000,000,000 |
| 57.000 | 8,527,200,000,000,000,000,000 |
| 58.000 | 8,676,800,000,000,000,000,000 |
| 59.000 | 8,826,400,000,000,000,000,000 |
| au | nm |
|---|---|
| 60.000 | 8,976,000,000,000,000,000,000 |
| 61.000 | 9,125,600,000,000,000,000,000 |
| 62.000 | 9,275,200,000,000,000,000,000 |
| 63.000 | 9,424,800,000,000,000,000,000 |
| 64.000 | 9,574,400,000,000,000,000,000 |
| 65.000 | 9,724,000,000,000,000,000,000 |
| 66.000 | 9,873,600,000,000,000,000,000 |
| 67.000 | 10,023,000,000,000,000,000,000 |
| 68.000 | 10,173,000,000,000,000,000,000 |
| 69.000 | 10,322,000,000,000,000,000,000 |
| 70.000 | 10,472,000,000,000,000,000,000 |
| 71.000 | 10,622,000,000,000,000,000,000 |
| 72.000 | 10,771,000,000,000,000,000,000 |
| 73.000 | 10,921,000,000,000,000,000,000 |
| 74.000 | 11,070,000,000,000,000,000,000 |
| 75.000 | 11,220,000,000,000,000,000,000 |
| 76.000 | 11,370,000,000,000,000,000,000 |
| 77.000 | 11,519,000,000,000,000,000,000 |
| 78.000 | 11,669,000,000,000,000,000,000 |
| 79.000 | 11,818,000,000,000,000,000,000 |
Astronomical Units to Nanometers Conversion
Converting Astronomical Units (au) to Nanometers (nm) is a common length conversion. 1 au equals 149,600,000,000,000,000,000 nm. For example, 100 au is equal to 14,960,000,000,000,000,000,000 nm.
Quick Mental Math: Astronomical Units to Nanometers
Reference a linear anchor between astronomical units and nanometers; use one memorable value.
Why is converting Astronomical Units to Nanometers tricky?
Magnitude or direction confusion between astronomical-units and nanometers is the primary error source.
Quick Reference Values
1 au = 149,600,000,000,000,000,000 nm. 5 au = 748,000,000,000,000,000,000 nm. 10 au = 1,496,000,000,000,000,000,000 nm. 25 au = 3,740,000,000,000,000,000,000 nm. 50 au = 7,480,000,000,000,000,000,000 nm. 100 au = 14,960,000,000,000,000,000,000 nm.
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].
What is Nanometers?
Nanometers (nm) is a unit of length. The nanometer is a unit of length equal to one billionth of a meter (10⁻⁹ m). It measures dimensions at the atomic and molecular scale and is defined precisely within the International System of Units (SI). Nanometers are essential in fields such as optics, semiconductor manufacturing, and nanotechnology [bipm-si-brochure]. The nanometer was introduced during the 20th century with advances in microscopy and quantum physics. It became standardized as an SI submultiple to measure extremely small lengths for scientific and industrial applications [bipm-si-brochure]. Nanometers are used globally in semiconductor fabrication, optics, and material science. Industries such as computer chip manufacturing specify process nodes in nanometers, reflecting international standards [nist-cuu].
Common Misspellings
People often search for this conversion using these alternate spellings: astronomical unit, au unit, astronomic unit, astronomical unites, nanometer, nanometre, nanomiter, nanomiter. All of these refer to the Astronomical Units to Nanometers conversion.