Convert gradians to turns
1 gon = 0.0025 tr (rounded to 12 significant digits; use the slider below for more).
0.0025tr
As a fraction: 1/400
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1 gon = 0.0025 tr
Show this value in all 16 angle units
- Radians rad 0.015 707 963 267 9
- Milliradians mrad 15.707 963 267 9
- Microradians µrad 15 707.963 267 9
- Degrees ° 0.9
- Arcminutes ′ 54
- Arcseconds ″ 3240
- Milliarcseconds mas 3 240 000
- Gradians gon 1
- Turns tr 0.0025
- Quadrants quad 0.01
- Sextants sextant 0.015
- Octants octant 0.02
- Mil (NATO)s mil 16
- Mil (Warsaw Pact)s mil 15
- Compass points pt 0.08
- Hour angles h 0.06
Every row is Gradian (gon) converted through the radian, in exact rational arithmetic.
How to convert gradians to turns
Multiply the number of gradians by 0.0025 to get turns.
Gradian: 400 to a full turn — surveying, mostly in continental Europe.
Gradian to Turn conversion table
| Gradians (gon) | Turns (tr) |
|---|---|
| 1 gon | 0.0025 |
| 2 gon | 0.005 |
| 3 gon | 0.0075 |
| 5 gon | 0.0125 |
| 10 gon | 0.025 |
| 20 gon | 0.05 |
| 25 gon | 0.0625 |
| 50 gon | 0.125 |
| 100 gon | 0.25 |
| 250 gon | 0.625 |
| 500 gon | 1.25 |
| 1000 gon | 2.5 |
Turn to Gradian conversion table
| Turns (tr) | Gradians (gon) |
|---|---|
| 1 tr | 400 |
| 2 tr | 800 |
| 3 tr | 1200 |
| 5 tr | 2000 |
| 10 tr | 4000 |
| 20 tr | 8000 |
| 25 tr | 10 000 |
| 50 tr | 20 000 |
| 100 tr | 40 000 |
| 250 tr | 100 000 |
| 500 tr | 200 000 |
| 1000 tr | 400 000 |
Frequently asked
How many turns are in a gradian?
One gradian equals 0.0025 turns (gon → tr).
How do you convert gradians to turns?
Multiply the number of gradians by 0.0025 to get turns.
What is 1 tr in gradians?
One turn is 400 gradians.
What is 10 gon in tr?
10 gon = 0.025 tr.
What exactly is a gradian?
400 to a full turn — surveying, mostly in continental Europe.