Milligray to Exagray Conversion

Convert between Milligray and Exagray quickly and accurately.

mGy
EGy

How to Convert Milligray to Exagray

Conversion Formula

1 mGy = 1E-21 EGy
1 EGy = 1E+21 mGy

Example

Convert 15 mGy to EGy:

15 mGy = 15 × 1E-21 EGy = 2E-20 EGy

Unit Information

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

Milligray

mGy

Definition

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

History/Origin

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

Current Use

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

Multiplier

0.1

Offset

0

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

Milligray to Exagray Conversion Table

Milligray [mGy] Exagray [EGy]
1 mGy 1E-21 EGy
10 mGy 1E-20 EGy
25 mGy 2E-20 EGy
50 mGy 5E-20 EGy
100 mGy 1E-19 EGy
0 mGy 0E+0 EGy
-10 mGy -1E-20 EGy
-40 mGy -4E-20 EGy