Convert radians to gradians
1 rad = 63.6619772368 gon (rounded to 12 significant digits; use the slider below for more).
63.661 977 236 8gon
As a fraction: 100000000000000000000000000000000000000000000000000000000000000000000000000000/1570796326794896619231321691639751442098584699687552910487472296153908203143
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1 rad = 63.6619772368 gon
Show this value in all 16 angle units
- Radians rad 1
- Milliradians mrad 1000
- Microradians µrad 1 000 000
- Degrees ° 57.295 779 513 1
- Arcminutes ′ 3437.746 770 78
- Arcseconds ″ 206 264.806 247
- Milliarcseconds mas 206 264 806.247
- Gradians gon 63.661 977 236 8
- Turns tr 0.159 154 943 092
- Quadrants quad 0.636 619 772 368
- Sextants sextant 0.954 929 658 551
- Octants octant 1.273 239 544 74
- Mil (NATO)s mil 1018.591 635 79
- Mil (Warsaw Pact)s mil 954.929 658 551
- Compass points pt 5.092 958 178 94
- Hour angles h 3.819 718 634 21
Every row is Radian (rad) converted through the radian, in exact rational arithmetic.
How to convert radians to gradians
Multiply the number of radians by 63.6619772368 to get gradians.
Gradian: 400 to a full turn — surveying, mostly in continental Europe.
Radian to Gradian conversion table
| Radians (rad) | Gradians (gon) |
|---|---|
| 1 rad | 63.661 977 |
| 2 rad | 127.323 95 |
| 3 rad | 190.985 93 |
| 5 rad | 318.309 89 |
| 10 rad | 636.619 77 |
| 20 rad | 1273.2395 |
| 25 rad | 1591.5494 |
| 50 rad | 3183.0989 |
| 100 rad | 6366.1977 |
| 250 rad | 15 915.494 |
| 500 rad | 31 830.989 |
| 1000 rad | 63 661.977 |
Gradian to Radian conversion table
| Gradians (gon) | Radians (rad) |
|---|---|
| 1 gon | 0.015 707 963 |
| 2 gon | 0.031 415 927 |
| 3 gon | 0.047 123 89 |
| 5 gon | 0.078 539 816 |
| 10 gon | 0.157 079 63 |
| 20 gon | 0.314 159 27 |
| 25 gon | 0.392 699 08 |
| 50 gon | 0.785 398 16 |
| 100 gon | 1.570 796 3 |
| 250 gon | 3.926 990 8 |
| 500 gon | 7.853 981 6 |
| 1000 gon | 15.707 963 |
Frequently asked
How many gradians are in a radian?
One radian equals 63.66197724 gradians (rad → gon).
How do you convert radians to gradians?
Multiply the number of radians by 63.6619772368 to get gradians.
What is 1 gon in radians?
One gradian is 0.01570796327 radians.
What is 10 rad in gon?
10 rad = 636.619 77 gon.
What exactly is a gradian?
400 to a full turn — surveying, mostly in continental Europe.