Table Of Contents
Arcseconds to degrees Conversion
1 arcseconds (arcsec) is equal to 0.0002777777778 degrees (deg).
1 arcsec = 0.0002777777778 deg
or
1 deg = 3600 arcsec
Formula
To convert a angle from arcseconds (arcsec) to degrees (deg), divide the angle in arcseconds by 3600
a(deg) = a(arcsec) / 3600
Examples:
Convert 180 arcseconds to degrees:
a(deg) = 180arcsec / 3600 = 0.05 deg
Conversion table
| Arcseconds (arcsec) | Degrees (deg) |
|---|---|
| 1 arcsec | 2.77778e-4 deg |
| 2 arcsec | 5.55556e-4 deg |
| 3 arcsec | 8.33333e-4 deg |
| 5 arcsec | 0.001388889 deg |
| 10 arcsec | 0.002777778 deg |
| 15 arcsec | 0.004166667 deg |
| 20 arcsec | 0.005555556 deg |
| 25 arcsec | 0.006944444 deg |
| 30 arcsec | 0.008333333 deg |
| 45 arcsec | 0.0125 deg |
| 50 arcsec | 0.013888889 deg |
| 60 arcsec | 0.016666667 deg |
| 90 arcsec | 0.025 deg |
| 180 arcsec | 0.05 deg |
| 360 arcsec | 0.1 deg |
| Degrees (deg) | Arcseconds (arcsec) |
|---|---|
| 1 deg | 3600 arcsec |
| 2 deg | 7200 arcsec |
| 3 deg | 10800 arcsec |
| 5 deg | 18000 arcsec |
| 10 deg | 36000 arcsec |
| 15 deg | 54000 arcsec |
| 20 deg | 72000 arcsec |
| 25 deg | 90000 arcsec |
| 30 deg | 108000 arcsec |
| 45 deg | 162000 arcsec |
| 50 deg | 180000 arcsec |
| 60 deg | 216000 arcsec |
| 90 deg | 324000 arcsec |
| 180 deg | 648000 arcsec |
| 360 deg | 1296000 arcsec |
Frequently asked questions
How do I convert arcseconds to degrees?
Divide the value in arcseconds by 3600 to get the result in degrees. For example, 5 arcsec ÷ 3600 = 0.001388889 deg.
How many degrees are in 1 arcseconds?
1 arcseconds (arcsec) is equal to 2.77778e-4 degrees (deg).
How do I convert degrees back to arcseconds?
Use the inverse operation: multiply the value in degrees by 3600 to get the result in arcseconds.
How accurate is the arcseconds to degrees conversion?
The converter multiplies by the conversion factor 3600 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
