Exagray to Rad Conversion

Convert between Exagray and Rad quickly and accurately.

EGy
rd

How to Convert Exagray to Rad

Conversion Formula

1 EGy = 1E+20 rd
1 rd = 1E-20 EGy

Example

Convert 15 EGy to rd:

15 EGy = 15 × 1E+20 rd = 2E+21 rd

Unit Information

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

Exagray

EGy

Definition

A unit of absorbed radiation dose equal to 10^18 gray, used for extremely high absorbed dose measurements.

History/Origin

Part of the SI metric system, where exa- is the prefix for 10^18, used for extremely large quantities.

Current Use

Used in theoretical physics and extremely high-dose radiation applications.

Multiplier

1E+20

Offset

0

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

Exagray to Rad Conversion Table

Exagray [EGy] Rad [rd]
1 EGy 1E+20 rd
10 EGy 1E+21 rd
25 EGy 2E+21 rd
50 EGy 5E+21 rd
100 EGy 1E+22 rd
0 EGy 0E+0 rd
-10 EGy -1E+21 rd
-40 EGy -4E+21 rd