Rad to Kilogray Conversion

Convert between Rad and Kilogray quickly and accurately.

rd
kGy

How to Convert Rad to Kilogray

Conversion Formula

1 rd = 0 kGy
1 kGy = 100000 rd

Example

Convert 15 rd to kGy:

15 rd = 15 × 0 kGy = 0 kGy

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

Kilogray

kGy

Definition

A unit of absorbed radiation dose equal to 10^3 gray, used for moderate absorbed dose measurements.

History/Origin

Part of the SI metric system, where kilo- is the prefix for 10^3, used for large quantities.

Current Use

Used in radiation therapy, medical physics, and moderate-dose radiation applications.

Multiplier

100000

Offset

0

Rad to Kilogray Conversion Table

Rad [rd] Kilogray [kGy]
1 rd 0.00001 kGy
10 rd 0.0001 kGy
25 rd 0.00025 kGy
50 rd 0.0005 kGy
100 rd 0.001 kGy
0 rd 0E+0 kGy
-10 rd -0.0001 kGy
-40 rd -0.0004 kGy