Arcsecond Converter | Convert Seconds of Arc Online | CalcDeck

Arcsecond Converter

Convert seconds of arc (arcseconds) to other angle measurements

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Understanding Seconds of Arc

A second of arc (arcsecond, ″) is a precise unit of angular measurement equal to 1/3600 of one degree. It's commonly used in astronomy, navigation, and precision measurements.

Key Conversions

  • 1 arcsecond = 1/3600 degree
  • 1 arcsecond = 1/60 arcminute
  • 1 arcsecond ≈ 4.8481e-6 radians

Common Uses

Arcseconds are essential in:

  • Astronomical measurements and telescope positioning
  • GPS and satellite navigation systems
  • High-precision surveying and mapping
  • Angular resolution in optical systems