18 arcsec ≈ 0.005 deg. To convert arcseconds to degrees, multiply by 0.000277778: 18 × 0.000277778 = 0.005.
How to convert arcseconds to degrees
deg = arcsec × 0.000277778
- 1 arcsec = 0.000277778 deg (and 1 deg = 3,599.9971 arcsec).
- Multiply the amount by the factor: 18 × 0.000277778 = 0.005.
- Answer: 18 arcsec ≈ 0.005 deg (rounded to 6 significant figures).
Arcseconds to Degrees table
| Arcseconds (arcsec) | Degrees (deg) |
|---|---|
| 13 arcsec | 0.00361111 deg |
| 14 arcsec | 0.00388889 deg |
| 15 arcsec | 0.00416667 deg |
| 16 arcsec | 0.00444445 deg |
| 17 arcsec | 0.00472223 deg |
| 18 arcsec | 0.005 deg |
| 19 arcsec | 0.00527778 deg |
| 20 arcsec | 0.00555556 deg |
| 21 arcsec | 0.00583334 deg |
| 22 arcsec | 0.00611112 deg |
| 23 arcsec | 0.00638889 deg |
| arcsec | deg |
|---|---|
| 1 arcsec | 0.000277778 deg |
| 5 arcsec | 0.00138889 deg |
| 10 arcsec | 0.00277778 deg |
| 50 arcsec | 0.0138889 deg |
| 100 arcsec | 0.0277778 deg |
| 1,000 arcsec | 0.277778 deg |