Convert arcminutes to radians
1 ′ = 0.00029089 rad. Change the amount below, or read the formula and the reference table further down.
1 arcminute equals
radians
1 ′ = 0.00029089 rad
The formula
Arcminutes and radians both measure angle from the same zero, so a single multiplier does the job.
rad = ′ × 0.0002908882
Going the other way? Convert radians to arcminutes.
Arcminutes to radians table
Common values, rounded for reading.
| Arcminutes (′) | Radians (rad) |
|---|---|
| 1 | 0.000291 |
| 2 | 0.000582 |
| 3 | 0.000873 |
| 4 | 0.001164 |
| 5 | 0.001454 |
| 6 | 0.001745 |
| 7 | 0.002036 |
| 8 | 0.002327 |
| 9 | 0.002618 |
| 10 | 0.002909 |
| 15 | 0.004363 |
| 20 | 0.005818 |
| 25 | 0.007272 |
| 30 | 0.008727 |
| 40 | 0.011636 |
| 50 | 0.014544 |
| 75 | 0.021817 |
| 100 | 0.029089 |
| 250 | 0.072722 |
| 500 | 0.145444 |
| 1,000 | 0.290888 |
Questions people ask
- How many radians are in a arcminute?
- One arcminute equals 0.0002908882 radians.
- How do I convert arcminutes to radians by hand?
- Multiply the number of arcminutes by 0.0002908882. For a rough check, 0 is close enough for most everyday use.
- What is 1 arcminute in radians?
- 1 arcminute is 0.00029089 radians.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.