Attogray is 1e-18 gray units.
Attogray to Microgray
Convert Attogray (aGy) to Microgray (uGy) instantly. Free online radiation converter with formulas, tables and examples.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Radiation Converter
Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
Context values
Some unit families need one extra value for a physically accurate result.
Microgray is 0.000001 gray units.
uGy = aGy × 1e-12
Results update instantly for Attogray to Microgray conversions.
Reserved above the conversion cards and below the converter.
Formula
1 Attogray = 1e-12 Microgray
uGy = aGy × 1e-12
aGy = uGy ÷ 1e-12
Conversion table
| 1 aGy | 1e-12 uGy |
| 2 aGy | 2e-12 uGy |
| 5 aGy | 5e-12 uGy |
| 10 aGy | 1e-11 uGy |
| 20 aGy | 2e-11 uGy |
| 50 aGy | 5e-11 uGy |
| 100 aGy | 1e-10 uGy |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many Micrograys are in one Attogray?
One Attogray equals 1e-12 Micrograys.
How do I convert Attogray to Microgray?
Multiply the number of Attograys by 1e-12 to get Micrograys. To go the other way, multiply Micrograys by 1e+12 (or divide by 1e-12) to get Attograys.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Attogray and Microgray, so the result shown is mathematically precise (rounded only for display).
When is Attogray to Microgray conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
Attogray and Microgray are units used in the radiation family of measurements. Both units measure absorbed radiation dose (energy deposited per unit mass). This converter uses the precise relationship 1 Attogray = 1e-12 Micrograys (equivalently 1 Microgray = 1e+12 Attograys), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.