Convert Parsecs to Angstroms
Convert Parsecs (pc) to Angstroms (Å) instantly and accurately.
Conversion Formula
Å = pc × 3.085677581e+26
About Parsecs
A parsec (pc) is approximately 3.26 light years or 30.86 trillion kilometers, defined as the distance at which one astronomical unit subtends an angle of one arcsecond. Despite being less familiar than light years, parsecs are preferred by professional astronomers because they relate directly to stellar parallax measurements - the apparent shift in a star's position as Earth orbits the Sun. Most nearby stars are within a few dozen parsecs, our galaxy is about 30,000 parsecs across, and distant galaxies are measured in millions of parsecs (megaparsecs).
About Angstroms
An angstrom (Å) is equal to 0.1 nanometers or 10⁻¹⁰ meters, named after Swedish physicist Anders Jonas Ångström. While not an official SI unit, it remains widely used in chemistry, solid-state physics, and crystallography to express atomic distances and wavelengths. A typical atom has a diameter of 1-3 angstroms, and the spacing between atoms in crystals is commonly measured in angstroms. X-ray crystallographers use angstroms to describe molecular structures with atomic precision.
Quick Reference Table
| Parsecs (pc) | Angstroms (Å) |
|---|---|
| 1 pc | 3.086 × 1026 Å |
| 2 pc | 6.171 × 1026 Å |
| 5 pc | 1.543 × 1027 Å |
| 10 pc | 3.086 × 1027 Å |
| 25 pc | 7.714 × 1027 Å |
| 50 pc | 1.543 × 1028 Å |
| 100 pc | 3.086 × 1028 Å |