How many arcminutes are in one degree?

Exactly 60 arcminutes equal 1 degree. To convert arcminutes to degrees, divide the arcminute value by 60.

What is an arcminute?

An arcminute (symbol ′) is 1/60 of a degree. It is used to express small angular measurements in astronomy, navigation, and optics.

What is the difference between an arcminute and a minute of arc?

They are the same thing. "Arcminute" and "minute of arc" both refer to 1/60 of a degree of angle. The term "MOA" (minute of angle) also means the same unit.

How do I convert arcminutes to DMS notation?

Divide the arcminutes by 60 to get whole degrees. The remainder, multiplied by 60, gives the arcminutes part. Any remaining fraction, multiplied by 60, gives the arcseconds.

What is an arcsecond?

An arcsecond is 1/60 of an arcminute, or 1/3600 of a degree. It is the smallest common unit in the degrees-minutes-seconds (DMS) system.

Why are arcminutes used in astronomy?

Celestial objects are very close together in the sky, so degrees are often too coarse. Arcminutes (and arcseconds) allow astronomers to describe precise angular positions and sizes, such as the Moon's apparent diameter of about 31 arcminutes.

Arcminutes to Degrees Converter

Name: Arcminutes to Degrees Converter
Availability: InStock
Author: Nham Vu

Enter a value in arcminutes and instantly get the equivalent decimal degrees and DMS notation.

Arcminutes to Degrees

Arcminutes (′)

Degrees (°)

Formula: degrees = arcminutes ÷ 60

Decimal Degrees

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Degrees, Minutes, Seconds

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Also in Arcseconds (″)

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Quick Reference

Arcminutes	Degrees
1′	0.01667°
15′	0.25°
30′	0.5°
60′	1°
90′	1.5°
180′	3°
3,600′	60°

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Summary

Enter a value in arcminutes and instantly get the equivalent decimal degrees and DMS notation.

How it works

Enter any number of arcminutes in the input field.
The equivalent decimal degrees appear instantly below.
The DMS (degrees, minutes, seconds) breakdown is also shown.
Use the swap button to convert from degrees back to arcminutes.
Click the copy icon to copy the result to your clipboard.

Use cases

Convert telescope or binocular field-of-view specs from arcminutes to degrees.
Work with astronomical coordinates that mix arcminute and degree notation.
Convert GPS or surveying angle measurements between unit formats.
Understand angular separations between stars or celestial objects.
Check sight adjustments on firearms where clicks are measured in MOA (minutes of arc).
Convert map grid angles for navigation and cartography tasks.

Frequently Asked Questions

Last updated: 2026-07-01 · Reviewed by Nham Vu