Span (span) to Parsec (pc) Online Unit Converter Tool
Result:
Span (span):
– Definition: The span is a unit of length traditionally used to measure the width of a human hand, from the tip of the thumb to the tip of the little finger when the hand is fully extended. It is typically around 9 inches or 22.86 centimeters.
– History/Origin: The span has ancient origins, with different cultures defining it based on the size of a human hand or the width of a palm. It was commonly used in tailoring, carpentry, and construction.
– Current Uses: While less common than meters or feet, spans are still used in some countries for estimating body measurements, fabric lengths, and architectural dimensions. They provide a convenient unit for measuring small distances and dimensions.
– Where to Use: Spans are employed in tailoring, garment manufacturing, carpentry, and woodworking. They are particularly useful for estimating the size and proportions of objects based on human anatomy.
Parsec (pc):
– Definition: The parsec is a unit of length used in astronomy to measure large distances between celestial objects outside the solar system. It represents the distance at which one astronomical unit subtends an angle of one arcsecond.
– History/Origin: The concept of the parsec was introduced in the early 20th century as a convenient unit for describing distances to stars and galaxies. It is derived from the terms “parallax” and “second.”
– Current Uses: Parsecs are essential for describing distances to stars, galaxies, and other extragalactic objects in the universe. They provide a convenient scale for measuring vast astronomical distances.
– Where to Use: Parsecs are employed in astrophysics, cosmology, and galactic astronomy. They help scientists understand the scale, structure, and evolution of the universe.
Span (span) to Parsec (pc) Conversion Table:
Span (span) | Parsec (pc) |
1 | 7.4102 × 10^-19 |
2 | 1.4820 × 10^-18 |
3 | 2.2231 × 10^-18 |
4 | 2.9641 × 10^-18 |
5 | 3.7051 × 10^-18 |
6 | 4.4461 × 10^-18 |
7 | 5.1872 × 10^-18 |
8 | 5.9282 × 10^-18 |
9 | 6.6692 × 10^-18 |
10 | 7.4102 × 10^-18 |