Convert Kilometer to Parsec
Type the number of kilometers that you wish to convert to parsecs.
How to Convert Kilometers to Parsecs
The kilometer and parsec are both units of length. By definition, 1 parsec equals exactly 3.086e13 kilometers. This means to convert kilometers to parsecs, you divide by 3.086e13.
Formula
Step-by-Step Example
Convert 5 km to parsecs:
We need to convert kilometers to parsecs
Since 1 pc = 3.086e13 km, divide by 3.086e13
5 ÷ 3.086e13 = 1.62022035e-13
5 km = 1.62022035e-13 pc
Kilometer to Parsec Conversion Table
Quick reference table for common kilometer to parsec conversions. Click any value for detailed calculation.
| Kilometers (km) | Parsecs (pc) |
|---|---|
| 0.1 km | 3.2404406999e-15 pc |
| 0.5 km | 1.62022035e-14 pc |
| 1 km | 3.2404406999e-14 pc |
| 2 km | 6.4808813999e-14 pc |
| 5 km | 1.62022035e-13 pc |
| 10 km | 3.2404406999e-13 pc |
| 25 km | 8.1011017498e-13 pc |
| 50 km | 1.62022035e-12 pc |
| 100 km | 3.2404406999e-12 pc |
About These Units
Kilometer (km)
A kilometer (km) is a metric unit of length equal to 1,000 meters or approximately 0.621 miles. Kilometers are the standard unit for measuring road distances, running races, and geographic distances in most countries worldwide. Common conversions: 1 km = 0.621 miles, 1 mile = 1.609 km.
Parsec (pc)
A parsec (pc) is an astronomical unit equal to approximately 3.26 light years or 3.086×10¹⁶ meters. Parsecs measure stellar and galactic distances using parallax. The Milky Way galaxy is about 30,000 parsecs in diameter. Kiloparsecs (kpc) and megaparsecs (Mpc) measure larger cosmic distances.
Frequently Asked Questions
How do I convert kilometers to parsecs?
To convert kilometers to parsecs, divide the value by 3.086e13. For example, 10 km = 3.2404406999e-13 pc.
How many parsecs are in 1 kilometer?
1 kilometer equals 3.2404406999e-14 parsecs.
What is the formula for kilometers to parsecs?
The formula is: pc = km ÷ 3.086e13.