Formula
Gy to μGy conversion formula
Use this relationship for a direct conversion:
μGy = Gy x 1,000,000
Worked example
2 Gy = 2,000,000 μGy.
This converter is for absorbed dose only; it does not calculate biological equivalent dose.
Absorbed Radiation Dose conversion
Convert Gray to Microgray
1 gray (Gy) equals 1,000,000 microgray (μGy). Enter any value below to convert from Gy to μGy.
Enter a value and choose units. Results update instantly.
1 Gy = 1,000,000 μGy
All Absorbed dose units
From 1 Gy| Unit | Value |
|---|---|
| Nanogray nGy | 999,999,999.9999998808 |
| Microgray μGy | 1,000,000 |
| Milligray mGy | 1,000 |
| Gray Gy | 1 |
| Kilogray kGy | 0.001 |
| Rad rad | 100 |
Recent conversions
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Quick reference
Gray to Microgray table
| Gray (Gy) | Microgray (μGy) |
|---|---|
| 0.01 | 10,000 |
| 0.1 | 100,000 |
| 1 | 1,000,000 |
| 2 | 2,000,000 |
| 5 | 5,000,000 |
| 10 | 10,000,000 |
| 25 | 25,000,000 |
| 50 | 50,000,000 |
| 100 | 100,000,000 |
| 1,000 | 1,000,000,000 |
From unit
About the gray
One joule of absorbed energy per kilogram.
Symbol: Gy
To unit
About the microgray
One millionth of a gray.
Symbol: μGy
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Related conversions
Source
Conversion standard
Definitions are checked against BIPM SI Brochure: gray. Calculations use full internal precision before display rounding.
View the complete absorbed radiation dose converterQuestions
Gy to μGy FAQ
How do you convert gray to microgray?
Use the formula μGy = Gy x 1,000,000. 1 gray (Gy) equals 1,000,000 microgray (μGy).
Is the Gy to μGy conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.