Arcsecond (″)
The arcsecond equals 1/60 of an arcminute and is needed for very small angles.
History: the arcsecond arose as a further sexagesimal division of the arcminute for precise astronomy.
Quickly convert arcseconds to degrees without lookup tables or manual math.
This page is focused on converting arcseconds to degrees. Type a number into the first field and the result appears immediately in the second field.
Example: 1 ″ = 0.0002777778 °. Conversion formula: result = value × 4.8481368110954E-6 / 0.017453292519943.
Use this converter for everyday calculations, study notes, engineering checks, and quick value verification without installing a separate app.
The arcsecond equals 1/60 of an arcminute and is needed for very small angles.
History: the arcsecond arose as a further sexagesimal division of the arcminute for precise astronomy.
The degree divides a full circle into 360 parts and is convenient for geometry, maps, compasses, and everyday angles.
History: the angular degree comes from the sexagesimal tradition of dividing a circle into 360 parts.
Enter a value in the Arcsecond field. The converter applies the formula "result = value × 4.8481368110954E-6 / 0.017453292519943" and immediately shows the result in degrees.
1 ″ = 0.0002777778 °.
Yes. Use the swap button or choose the reverse pair from the full conversion list.