grad to rad
14 unitsResult1.570796e-2
0.01570796327rad
1 ^g × 0.01570796327 = 0.01570796327 rad
Convert Grad to Radian (grad to rad)
1 grad = 0.01570796327 radians. Convert grads to radians instantly, with the exact factor, the formula and a reference table of common values.
Formula
radians = grads × 0.01570796327
grad to rad conversion table
| grad | rad |
|---|---|
| 1 grad | 0.01570796327 rad |
| 2 grad | 0.03141592654 rad |
| 3 grad | 0.0471238898 rad |
| 5 grad | 0.07853981634 rad |
| 10 grad | 0.1570796327 rad |
| 20 grad | 0.3141592654 rad |
| 50 grad | 0.7853981634 rad |
| 100 grad | 1.570796327 rad |
| 250 grad | 3.926990817 rad |
| 500 grad | 7.853981634 rad |
| 1000 grad | 15.70796327 rad |
What is a grad?
A grad, also called a gradian or a gon, divides a right angle into 100 equal parts instead of 90. That makes a full turn 400 grads and a quarter turn a tidy 100.
The unit came out of the same push for decimal measurement that gave us the metric system. It never caught on widely, but surveyors in parts of Europe still use it because percentages of a right angle are easy to work with in the field.
Related conversions
All angle units →Convert Grad to all angle units
| Conversion | 1 grad equals |
|---|---|
| Grad to circle | 0.0025 circle |
| Grad to degree | 0.9 ° |
| Grad to gon | 1 gon |
| Grad to mil | 16 mil |
| Grad to minute | 53.99999989 arcmin |
| Grad to quadrant | 0.01 quadrant |
| Grad to radian | 0.01570796327 rad |
| Grad to revolution | 0.0025 r |
| Grad to right angle | 0.01 right angle |
| Grad to second | 3239.999741 arcsec |
| Grad to sextant | 0.015 sextant |
| Grad to sign | 0.03 sign |
| Grad to turn | 0.0025 turn |