Gray to Attogray Conversion
Convert between Gray and Attogray quickly and accurately.
How to Convert Gray to Attogray
Conversion Formula
Example
Convert 15 Gy to aGy:
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
Attogray
aGy
Definition
A unit of absorbed radiation dose equal to 10^-18 gray, used for ultra-small absorbed dose measurements.
History/Origin
Part of the SI metric system, where atto- is the prefix for 10^-18, used for ultra-small quantities.
Current Use
Used in radiation protection, environmental monitoring, and ultra-small-dose radiation measurements.
Multiplier
1E-16
Offset
0
Gray to Attogray Conversion Table
| Gray [Gy] | Attogray [aGy] |
|---|---|
| 1 Gy | 1E+18 aGy |
| 10 Gy | 1E+19 aGy |
| 25 Gy | 2E+19 aGy |
| 50 Gy | 5E+19 aGy |
| 100 Gy | 1E+20 aGy |
| 0 Gy | 0E+0 aGy |
| -10 Gy | -1E+19 aGy |
| -40 Gy | -4E+19 aGy |
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