Attograys: conversions & definition
Attograys (aGy) represent absorbed dose units. One unit equals 10^-18 Gy. One gray is one joule of energy imparted per kilogram of matter.
Choose the unit you need
Each row converts one aGy. Open a converter to enter any value and see its formula, worked example and reference table. Results below are rounded to 10 significant digits.
| Convert to | Equivalent value | Calculator |
|---|---|---|
| Grays (Gy) | ≈ 1e-18 | Convert aGy to Gy |
| Milligrays (mGy) | ≈ 1e-15 | Convert aGy to mGy |
| Kilograys (kGy) | ≈ 1e-21 | Convert aGy to kGy |
| Micrograys (µGy) | ≈ 1e-12 | Convert aGy to µGy |
| Megagrays (MGy) | ≈ 1e-24 | Convert aGy to MGy |
| Nanograys (nGy) | ≈ 1e-9 | Convert aGy to nGy |
| Gigagrays (GGy) | ≈ 1e-27 | Convert aGy to GGy |
| Centigrays (cGy) | ≈ 1e-16 | Convert aGy to cGy |
| Decigrays (dGy) | ≈ 1e-17 | Convert aGy to dGy |
| Hectograys (hGy) | ≈ 1e-20 | Convert aGy to hGy |
| Decagrays (daGy) | ≈ 1e-19 | Convert aGy to daGy |
| Picograys (pGy) | ≈ 0.000001 | Convert aGy to pGy |
| Teragrays (TGy) | ≈ 1e-30 | Convert aGy to TGy |
| Femtograys (fGy) | ≈ 0.001 | Convert aGy to fGy |
| Petagrays (PGy) | ≈ 1e-33 | Convert aGy to PGy |
| Exagrays (EGy) | ≈ 1e-36 | Convert aGy to EGy |
| Zeptograys (zGy) | ≈ 1,000 | Convert aGy to zGy |
| Zettagrays (ZGy) | ≈ 1e-39 | Convert aGy to ZGy |
| Yoctograys (yGy) | ≈ 1,000,000 | Convert aGy to yGy |
Keep the quantity consistent
Choose units that represent the same quantity and preserve the measurement conditions. A scale conversion changes the number and unit together; it does not change the physical amount or improve the accuracy of your measurement.
Explore the complete learning library →