Gray to Centigray Conversion

Convert between Gray and Centigray quickly and accurately.

Gy
cGy

How to Convert Gray to Centigray

Conversion Formula

1 Gy = 100 cGy
1 cGy = 0.01 Gy

Example

Convert 15 Gy to cGy:

15 Gy = 15 × 100 cGy = 1500 cGy

Unit Information

Learn about the radiation absorbed dose units you're converting between

Gray

Gy

Definition

The SI base unit of absorbed radiation dose equal to 100 rad, representing one joule of energy absorbed per kilogram of matter.

History/Origin

Named after Louis Harold Gray (1905-1965), the British physicist who made significant contributions to radiation dosimetry.

Current Use

Widely used in radiation therapy, medical physics, and radiation protection worldwide.

Multiplier

100

Offset

0

Centigray

cGy

Definition

A unit of absorbed radiation dose equal to 10^-2 gray or 1 rad, commonly used in radiation therapy.

History/Origin

Part of the SI metric system, where centi- is the prefix for 10^-2, used for small quantities.

Current Use

Commonly used in radiation therapy, medical physics, and radiation dosimetry applications.

Multiplier

1

Offset

0

Gray to Centigray Conversion Table

Gray [Gy] Centigray [cGy]
1 Gy 100 cGy
10 Gy 1000 cGy
25 Gy 2500 cGy
50 Gy 5000 cGy
100 Gy 10000 cGy
0 Gy 0E+0 cGy
-10 Gy -1000 cGy
-40 Gy -4000 cGy