0.18 arcsec ≈ 8.72665 × 10^-7 rad. To convert arcseconds to radians, multiply by 0.000004848139: 0.18 × 0.000004848139 = 8.72665 × 10^-7.
How to convert arcseconds to radians
rad = arcsec × 0.000004848139
- 1 arcsec = 0.000004848139 rad (and 1 rad = 206,264.71 arcsec).
- Multiply the amount by the factor: 0.18 × 0.000004848139 = 8.72665 × 10^-7.
- Answer: 0.18 arcsec ≈ 8.72665 × 10^-7 rad (rounded to 6 significant figures).
Arcseconds to Radians table
| Arcseconds (arcsec) | Radians (rad) |
|---|---|
| 0.13 arcsec | 6.30258 × 10^-7 rad |
| 0.14 arcsec | 6.78739 × 10^-7 rad |
| 0.15 arcsec | 7.27221 × 10^-7 rad |
| 0.16 arcsec | 7.75702 × 10^-7 rad |
| 0.17 arcsec | 8.24184 × 10^-7 rad |
| 0.18 arcsec | 8.72665 × 10^-7 rad |
| 0.19 arcsec | 9.21146 × 10^-7 rad |
| 0.2 arcsec | 9.69628 × 10^-7 rad |
| 0.21 arcsec | 0.00000101811 rad |
| 0.22 arcsec | 0.00000106659 rad |
| 0.23 arcsec | 0.00000111507 rad |
| arcsec | rad |
|---|---|
| 1 arcsec | 0.00000484814 rad |
| 5 arcsec | 0.0000242407 rad |
| 10 arcsec | 0.0000484814 rad |
| 50 arcsec | 0.000242407 rad |
| 100 arcsec | 0.000484814 rad |
| 1,000 arcsec | 0.00484814 rad |