Circles to Arcseconds Converter

Convert circles (complete rotations) to arcseconds. One full circle equals 1,296,000 arcseconds (360° × 60 × 60).

circles
Result
0 arcsec

Common Circles to Arcseconds Conversions

CirclesArcseconds (″)
0.001 circle1,296″
0.01 circle12,960″
0.1 circle129,600″
0.5 circle648,000″
1 circle1,296,000″
2 circles2,592,000″
10 circles12,960,000″

How to Convert Circles to Arcseconds

One circle equals 1,296,000 arcseconds. An arcsecond is 1/60 of an arcminute or 1/3600 of a degree, providing extremely fine angular resolution.

The Conversion Formula

arcseconds = circles × 1,296,000

Example: Converting 0.01 Circles to Arcseconds

arcseconds = 0.01 × 1,296,000 = 12,960″

Applications

Astronomy: Star positions and parallax measurements use arcseconds.

Optics: Telescope resolution is often expressed in arcseconds.