Convert Square Arcsecond to Square Arcminute

Input the number of square arcseconds you want to convert to square arcminutes.

1 arcsec² (square arcseconds) = 0.0002777776 arcmin² (square arcminutes)

How to Convert Square Arcseconds to Square Arcminutes

The square arcsecond and square arcminute are both units of solid angle. 1 square arcminute equals 3600.0025527 square arcseconds. This means to convert square arcseconds to square arcminutes, you divide by 3600.0025527.

Formula

square arcminutes = square arcseconds ÷ 3600.0025527

Step-by-Step Example

Convert 5 arcsec² to square arcminutes:

1
Convert 5 arcsec² to square arcminutes

We need to convert square arcseconds to square arcminutes

2
Apply the formula

Since 1 arcmin² = 3600.0025527 arcsec², divide by 3600.0025527

5 ÷ 3600.0025527 = 0.0013888879

Answer

5 arcsec² = 0.0013888879 arcmin²

Square Arcsecond to Square Arcminute Conversion Table

Quick reference table for common square arcsecond to square arcminute conversions. Click any value for detailed calculation.

Square Arcseconds (arcsec²) Square Arcminutes (arcmin²)
0.1 arcsec² 2.7777758081e-5 arcmin²
0.5 arcsec² 0.0001388888 arcmin²
1 arcsec² 0.0002777776 arcmin²
2 arcsec² 0.0005555552 arcmin²
5 arcsec² 0.0013888879 arcmin²
10 arcsec² 0.0027777758 arcmin²
25 arcsec² 0.0069444395 arcmin²
50 arcsec² 0.013888879 arcmin²
100 arcsec² 0.0277777581 arcmin²

About These Units

Square Arcsecond (arcsec²)

A square arcsecond equals (1/3600)² of a square degree or about 2.35×10⁻¹¹ steradians. One square arcminute = 3,600 square arcseconds. Measures individual star disks, exoplanet host star separation, and high-resolution imaging pixels.

Square Arcminute (arcmin²)

A square arcminute equals (1/60)² of a square degree or about 8.46×10⁻⁸ steradians. One square degree = 3,600 square arcminutes. Used for small astronomical fields: nebula sizes, galaxy images, and detector pixel scales. Full Moon ≈ 720 arcmin².

Frequently Asked Questions

How do I convert square arcseconds to square arcminutes?

To convert square arcseconds to square arcminutes, divide the value by 3600.0025527. For example, 10 arcsec² = 0.0027777758 arcmin².

How many square arcminutes are in 1 square arcsecond?

1 square arcsecond equals 0.0002777776 square arcminutes.

What is the formula for square arcseconds to square arcminutes?

The formula is: arcmin² = arcsec² ÷ 3600.0025527.