Arcseconds to Degrees

1 arcsecond = 0.000277777778 degrees. To convert arcseconds (″) to degrees (°), divide by 3,600.

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How to convert arcseconds to degrees

° = ″ ÷ 3,600

Example: convert 8 arcseconds to degrees.
8 ″ ÷ 3,600 = 0.002222222222 °

The same relationship in reverse: 1 degree = 3,600 arcseconds, so you can also multiply by 0.000277777778. Need the other direction? Use the degrees to arcseconds converter.

You will typically need this conversion for astronomy and geodesy.

Arcseconds to Degrees conversion chart

Arcseconds (″)Degrees (°)
1 ″0.00027777778 °
2 ″0.00055555556 °
3 ″0.00083333333 °
4 ″0.0011111111 °
5 ″0.0013888889 °
6 ″0.0016666667 °
7 ″0.0019444444 °
8 ″0.0022222222 °
9 ″0.0025 °
10 ″0.0027777778 °
15 ″0.0041666667 °
20 ″0.0055555556 °
25 ″0.0069444444 °
30 ″0.0083333333 °
40 ″0.011111111 °
50 ″0.013888889 °
75 ″0.020833333 °
100 ″0.027777778 °
250 ″0.069444444 °
500 ″0.13888889 °
1,000 ″0.27777778 °

Values rounded to 8 significant figures. The converter above shows up to 12.

About the units

Arcsecond (″)

1/60 of an arcminute. Used in astronomy and precise GPS coordinates.

Degree (°)

1/360 of a full turn. The everyday unit for angles, compass bearings and map coordinates.

Frequently asked questions

How many degrees are in a arcsecond?

1 arcsecond = 0.000277777778 degrees. Going the other way, 1 degree = 3,600 arcseconds.

How do I convert arcseconds to degrees?

To convert arcseconds to degrees, divide by 3,600. The formula is ° = ″ ÷ 3,600.

What is 8 ″ in °?

8 arcseconds is 0.002222222222 degrees (8 ″ ÷ 3,600 = 0.002222222222 °).

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