Table Of Contents
Milligray to gray Conversion
1 milligray (mGy) is equal to 0.001 gray (Gy).
1 mGy = 0.001 Gy
or
1 Gy = 1000 mGy
Formula
To convert a absorbed dose from milligray (mGy) to gray (Gy), divide the absorbed dose in milligray by 1000
a(Gy) = a(mGy) / 1000
Examples:
Convert 1000 milligray to gray:
a(Gy) = 1000mGy / 1000 = 1 Gy
Conversion table
| Milligray (mGy) | Gray (Gy) |
|---|---|
| 1 mGy | 0.001 Gy |
| 2 mGy | 0.002 Gy |
| 3 mGy | 0.003 Gy |
| 5 mGy | 0.005 Gy |
| 10 mGy | 0.01 Gy |
| 20 mGy | 0.02 Gy |
| 25 mGy | 0.025 Gy |
| 50 mGy | 0.05 Gy |
| 100 mGy | 0.1 Gy |
| 250 mGy | 0.25 Gy |
| 500 mGy | 0.5 Gy |
| 1000 mGy | 1 Gy |
| Gray (Gy) | Milligray (mGy) |
|---|---|
| 1 Gy | 1000 mGy |
| 2 Gy | 2000 mGy |
| 3 Gy | 3000 mGy |
| 5 Gy | 5000 mGy |
| 10 Gy | 10000 mGy |
| 20 Gy | 20000 mGy |
| 25 Gy | 25000 mGy |
| 50 Gy | 50000 mGy |
| 100 Gy | 100000 mGy |
| 250 Gy | 250000 mGy |
| 500 Gy | 500000 mGy |
| 1000 Gy | 1000000 mGy |
Frequently asked questions
How do I convert milligray to gray?
Divide the value in milligray by 1000 to get the result in gray. For example, 5 mGy ÷ 1000 = 0.005 Gy.
How many gray are in 1 milligray?
1 milligray (mGy) is equal to 0.001 gray (Gy).
How do I convert gray back to milligray?
Use the inverse operation: multiply the value in gray by 1000 to get the result in milligray.
How accurate is the milligray to gray conversion?
The converter multiplies by the conversion factor 1000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
