How to convert arcseconds to degrees
° = ″ × 0.000277777778
Example: 5 ″ × 0.000277777778 = 0.001388888889 °
Arcseconds to Degrees table
| Arcseconds (″) | Degrees (°) |
|---|---|
| 0.5 ″ | 0.00013888889 ° |
| 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 ° |
About these units
Arcseconds (″): An arcsecond is 1/60 of an arcminute (1/3,600 of a degree).
Degrees (°): A degree is 1/360 of a full turn.
Frequently asked questions
How many degrees are in 1 arcsecond?
1 arcsecond (″) equals 0.000277777778 degrees (°).
How do I convert ″ to °?
Multiply the value in arcseconds by 0.000277777778. For example, 5 ″ × 0.000277777778 = 0.001388888889 °.
How do I convert degrees back to arcseconds?
Multiply by 3,600 (or divide by 0.000277777778). 1 ° = 3,600 ″.
What is an arcsecond?
An arcsecond is 1/60 of an arcminute (1/3,600 of a degree).
Conversion factors come from exact international definitions (NIST SP 811, BIPM) where they exist. Results show up to 10 significant digits. Need every angle unit at once? Use the Angle Converter.