Rad to Centigray Conversion

Convert between Rad and Centigray quickly and accurately.

rd
cGy

How to Convert Rad to Centigray

Conversion Formula

1 rd = 1 cGy
1 cGy = 1 rd

Example

Convert 15 rd to cGy:

15 rd = 15 × 1 cGy = 15 cGy

Unit Information

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

Rad

rd

Definition

A unit of absorbed radiation dose equal to 0.01 gray, representing the amount of energy deposited in matter by ionizing radiation.

History/Origin

Acronym for "radiation absorbed dose", introduced in the 1950s for measuring radiation absorbed dose in biological tissue.

Current Use

Widely used in radiation therapy, medical physics, and radiation protection, particularly in the United States.

Multiplier

1

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

Rad to Centigray Conversion Table

Rad [rd] Centigray [cGy]
1 rd 1 cGy
10 rd 10 cGy
25 rd 25 cGy
50 rd 50 cGy
100 rd 100 cGy
0 rd 0E+0 cGy
-10 rd -10 cGy
-40 rd -40 cGy