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Convert Radians to Gradians

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Science

Angle Converter
10 sig. figures
Formula1 rad × 63.66197724 = 63.66197724 gon

About Angle Conversions

Angles run through math, engineering, navigation, and astronomy. The degree, split into 60 arcminutes and 3,600 arcseconds, has been the standard since Babylonian mathematics. The radian, the SI unit, ties arc length straight to radius and is what makes calculus on circles clean: a full turn is exactly 2π radians. Gradians, or gons, cut a right angle into exactly 100 parts, which is why surveyors and civil engineers across continental Europe favor them. Revolutions, full turns, show up in mechanical work for rotation speed. The identities below are exact: 1 revolution = 360° = 2π rad = 400 gon.

Quick Conversions

RadiansGradians
1 rad63.662 gon
2 rad127.324 gon
5 rad318.31 gon
10 rad636.62 gon
25 rad1591.55 gon
50 rad3183.1 gon
100 rad6366.2 gon
250 rad15915.5 gon
500 rad31831 gon
1000 rad63662 gon
Unit NameSymbolPer 1 Radian
Arcminute3437.75
Arcsecond206265
Degree°57.2958
Gradiangon63.662
Radianrad1
Revolutionrev0.159155

Frequently Asked Questions

How do I convert Radians to Gradians?

To convert Radians to Gradians, use the conversion where 1 Radian (rad) = 63.662 Gradians (gon). For example, 1 Radian = 63.662 Gradians.

What are common Radian to Gradian conversions?

Here are common conversions: 1 Radians = 63.662 Gradians, 5 Radians = 318.31 Gradians, 10 Radians = 636.62 Gradians, 25 Radians = 1591.55 Gradians, 50 Radians = 3183.1 Gradians, 100 Radians = 6366.2 Gradians.

When would I need to convert Radians to Gradians?

Converting between these units is common in international trade, scientific research, and everyday situations where different measurement systems are used.

How precise are the conversions?

All conversions use exact factors verified against NIST and ISO standards with up to 10 significant figures of precision. Results are calculated using IEEE 754 double-precision arithmetic, which provides approximately 15-17 significant digits. For temperature and other non-linear conversions, exact formulas are used rather than approximations.

Sources

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