Megagray to Attogray Conversion

Convert between Megagray and Attogray quickly and accurately.

MGy
aGy

How to Convert Megagray to Attogray

Conversion Formula

1 MGy = 1E+24 aGy
1 aGy = 1E-24 MGy

Example

Convert 15 MGy to aGy:

15 MGy = 15 × 1E+24 aGy = 2E+25 aGy

Unit Information

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

Megagray

MGy

Definition

A unit of absorbed radiation dose equal to 10^6 gray, used for moderate to high absorbed dose measurements.

History/Origin

Part of the SI metric system, where mega- is the prefix for 10^6, used for large quantities.

Current Use

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

Multiplier

100000000

Offset

0

Attogray

aGy

Definition

A unit of absorbed radiation dose equal to 10^-18 gray, used for ultra-small absorbed dose measurements.

History/Origin

Part of the SI metric system, where atto- is the prefix for 10^-18, used for ultra-small quantities.

Current Use

Used in radiation protection, environmental monitoring, and ultra-small-dose radiation measurements.

Multiplier

1E-16

Offset

0

Megagray to Attogray Conversion Table

Megagray [MGy] Attogray [aGy]
1 MGy 1E+24 aGy
10 MGy 1E+25 aGy
25 MGy 3E+25 aGy
50 MGy 5E+25 aGy
100 MGy 1E+26 aGy
0 MGy 0E+0 aGy
-10 MGy -1E+25 aGy
-40 MGy -4E+25 aGy