Astronomical Units (AU)	Parsecs (pc)
1 AU	0.000004848 pc
2 AU	0.000009696 pc
5 AU	0.00002424 pc
10 AU	0.00004848 pc
25 AU	0.0001212 pc
50 AU	0.0002424 pc
100 AU	0.0004848 pc
250 AU	0.001212 pc
500 AU	0.002424 pc
1000 AU	0.004848 pc

Convert Astronomical Units to Parsecs

Convert astronomical units to parsecs (AU to pc) with our instant calculator. 1 AU = 0.000005 pc. Includes exact formula and reference tables.

How to Convert Astronomical Units to Parsecs (AU to pc)

1 Astronomical Unit (AU) is equal to 0.000005 Parsecs (pc). Multiply the astronomical unit value by 0.000004848136811

Quick Answer 1 AU = 0.000005 pc

Formula pc = AU × 0.000004848136811

Inverse Factor 1 pc = 206264.806247 AU

Unit Definitions & Metrology Context

The standard SI base unit of length is the meter (m), defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second.

About Astronomical Units (AU): Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m).

About Parsecs (pc): Parsec (pc) is a unit in the Length & Distance measurement category. It is widely used in astrophysics (~3.26 light-years). Relative to the length & distance base unit, 1 pc equals 30856775814913672 Meters (m).

Need to convert in the opposite direction? Visit our Convert Parsecs to Astronomical Units (pc to AU) calculator (1 pc = 206264.806247 AU).

Step-by-Step Worked Examples (AU to pc)

Convert 5 Astronomical Units to Parsecs: Applying the formula (pc = AU × 0.000004848136811): starting with 5 AU, multiply the astronomical unit value by 0.000004848136811 to get 0 pc.
Convert 10 Astronomical Units to Parsecs: Applying the formula (pc = AU × 0.000004848136811): starting with 10 AU, multiply the astronomical unit value by 0.000004848136811 to get 0 pc.
Convert 50 Astronomical Units to Parsecs: Applying the formula (pc = AU × 0.000004848136811): starting with 50 AU, multiply the astronomical unit value by 0.000004848136811 to get 0.0002 pc.

Popular Length & Distance Conversions

Kilometer ⇄ Mile

Multiply kilometers by ~0.621371 to get miles, or divide miles by 0.621371 to get kilometers.

Inch ⇄ Centimeter

1 inch is legally and scientifically defined as exactly 2.54 centimeters.

Foot ⇄ Meter

1 foot is defined as exactly 0.3048 meters (12 inches).

Mile ⇄ Nautical Mile

1 nautical mile is exactly 1,852 meters (~1.15078 statute miles).

Frequently Asked Questions

Verified answers and formulas for converting astronomical units to parsecs.

How many parsecs are in 1 astronomical unit?

There are 0.000005 parsecs (pc) in 1 astronomical unit (AU). Conversely, 1 parsec equals 206264.806247 astronomical units.

How do you convert astronomical units to parsecs?

To convert astronomical units (AU) to parsecs (pc), use the formula: pc = AU × 0.000004848136811. Multiply the astronomical unit value by 0.000004848136811. For example, 10 AU equals 0 pc.

How do I convert back from parsecs to astronomical units?

To convert in the reverse direction from parsecs (pc) to astronomical units (AU), use the inverse formula: AU = pc × 206264.8062. Multiply the parsec value by 206264.8062 (1 pc = 206264.806247 AU).

What is the difference between astronomical unit (AU) and parsec (pc)?

Both astronomical unit and parsec measure length & distance. Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m). Parsec (pc) is a unit in the Length & Distance measurement category. It is widely used in astrophysics (~3.26 light-years). Relative to the length & distance base unit, 1 pc equals 30856775814913672 Meters (m).

How many miles are in a kilometer?

There are approximately 0.621371 miles in 1 kilometer. To convert kilometers to miles quickly in your head, multiply by 6 and divide by 10 (or multiply by 0.6).