Arcminute to Arcsecond
Convert ′ to ″ instantly — free, no sign-up.
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About the Arcminute (′)
The Arcminute is one sixtieth of a degree, used in astronomy and optics to describe very small angular separations, like the resolving power of a telescope.
About the Arcsecond (″)
The Arcsecond is one sixtieth of an arcminute (1/3600 of a degree), the standard unit for extremely precise angular measurements in astronomy, such as stellar parallax.
How to convert ′ to ″
- Enter the value in ′ in the box above.
- The ″ equivalent updates instantly.
- Use the swap button to convert ″ back to ′ just as easily.