Radian to Grad Converter
Free Angle Converter, Convert Degrees, Radians, Gradians, Arcminutes & Arcseconds
1Radian=63.6619772368Grad
1 Grad = 0.0157079633 Radian
Radian
- Symbol
- rad
- System
- Metric/Imperial
- Dimension
- Various
Grad
- Symbol
- grad
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Radian | Grad | Grad | Radian |
|---|---|---|---|
| 1 | 63.6619772368 | 1 | 0.0157079633 |
| 2 | 127.3239544736 | 2 | 0.0314159265 |
| 3 | 190.9859317103 | 3 | 0.0471238898 |
| 5 | 318.3098861839 | 5 | 0.0785398163 |
| 10 | 636.6197723678 | 10 | 0.1570796327 |
| 25 | 1591.5494309194 | 25 | 0.3926990817 |
| 50 | 3183.0988618389 | 50 | 0.7853981634 |
| 100 | 6366.1977236778 | 100 | 1.5707963268 |
| 500 | 31830.9886183889 | 500 | 7.853981634 |
| 1000 | 63661.9772367778 | 1000 | 15.7079632679 |
Conversion Formula
Grad = Radian × 63.6619772368
Radian = Grad × 0.0157079633
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 63.6619772368.
How to convert Radian to Grad
Multiply the value in radian by 63.6619772368 to get grad. For example, 5 Radian = 318.3098861839 Grad. All results in the angle converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 63.6 too early — keep full precision until the final display. For angle, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Grad in 1 Radian?
- 1 Radian = 63.6619772368 Grad.
- How many Radian in 1 Grad?
- 1 Grad = 0.0157079633 Radian.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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