Gy to mGy
1 Gy (Gy) equals 1,000 mGy (mGy). Type a value into either box below for an instant two-way conversion. For other units, use the full unit converter.
Chinese version: 戈瑞转毫戈瑞
Conversion factor
1 Gy = 1,000 mGy
Reverse: 1 mGy = 0.001 Gy
Gy to mGy converter
Gy（Gy）
mGy（mGy）
Gy to mGy conversion table
| Gy | mGy | Detail |
|---|---|---|
| 0.0001 | 0.1 | 0.0001 Gy to mGy |
| 0.001 | 1 | 0.001 Gy to mGy |
| 0.007 | 7 | 0.007 Gy to mGy |
| 0.01 | 10 | 0.01 Gy to mGy |
| 0.1 | 100 | 0.1 Gy to mGy |
| 1 | 1,000 | 1 Gy to mGy |
How to convert
To convert Gy to mGy, multiply: mGy = Gy × 1,000
To convert mGy to Gy, divide: Gy = mGy ÷ 1,000 (equivalently × 0.001).
Example: 1 Gy × 1,000 = 1,000 mGy. The factor is derived from the international definition of each unit; results are shown to 4 significant figures.
Frequently asked questions
1 Gy = 1,000 mGy. The formula is: value in Gy × 1,000 = value in mGy. Use the converter above to convert any value instantly.
1 mGy = 0.001 Gy. To convert back, divide the mGy value by 1,000 (or multiply by 0.001).
mGy = Gy × 1,000; conversely Gy = mGy ÷ 1,000. For example, 1 Gy × 1,000 = 1,000 mGy. The factor comes from the international definition of the units.
More conversions
Disclaimer: conversion factors are derived from international unit definitions and results are for reference only. For trade settlement, engineering or legal documents, follow the contract or official metrology standards.