Gray to Megagray Conversion

Convert between Gray and Megagray quickly and accurately.

Gy
MGy

How to Convert Gray to Megagray

Conversion Formula

1 Gy = 0 MGy
1 MGy = 1000000 Gy

Example

Convert 15 Gy to MGy:

15 Gy = 15 × 0 MGy = 0 MGy

Unit Information

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

Gray

Gy

Definition

The SI base unit of absorbed radiation dose equal to 100 rad, representing one joule of energy absorbed per kilogram of matter.

History/Origin

Named after Louis Harold Gray (1905-1965), the British physicist who made significant contributions to radiation dosimetry.

Current Use

Widely used in radiation therapy, medical physics, and radiation protection worldwide.

Multiplier

100

Offset

0

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

Gray to Megagray Conversion Table

Gray [Gy] Megagray [MGy]
1 Gy 0.000001 MGy
10 Gy 0.00001 MGy
25 Gy 0.000025 MGy
50 Gy 0.00005 MGy
100 Gy 0.0001 MGy
0 Gy 0E+0 MGy
-10 Gy -0.00001 MGy
-40 Gy -0.00004 MGy