Attogray to Gray Conversion

Convert between Attogray and Gray quickly and accurately.

aGy
Gy

How to Convert Attogray to Gray

Conversion Formula

1 aGy = 1E-18 Gy
1 Gy = 1E+18 aGy

Example

Convert 15 aGy to Gy:

15 aGy = 15 × 1E-18 Gy = 2E-17 Gy

Unit Information

Learn about the radiation absorbed dose units you're converting between

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

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 to Gray Conversion Table

Attogray [aGy] Gray [Gy]
1 aGy 1E-18 Gy
10 aGy 1E-17 Gy
25 aGy 2E-17 Gy
50 aGy 5E-17 Gy
100 aGy 1E-16 Gy
0 aGy 0E+0 Gy
-10 aGy -1E-17 Gy
-40 aGy -4E-17 Gy