Milligray to Femtogray Conversion

Convert between Milligray and Femtogray quickly and accurately.

mGy
fGy

How to Convert Milligray to Femtogray

Conversion Formula

1 mGy = 1E+12 fGy
1 fGy = 1E-12 mGy

Example

Convert 15 mGy to fGy:

15 mGy = 15 × 1E+12 fGy = 2E+13 fGy

Unit Information

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

Milligray

mGy

Definition

A unit of absorbed radiation dose equal to 10^-3 gray, used for small absorbed dose measurements.

History/Origin

Part of the SI metric system, where milli- is the prefix for 10^-3, used for small quantities.

Current Use

Used in radiation therapy, medical physics, and small-dose radiation applications.

Multiplier

0.1

Offset

0

Femtogray

fGy

Definition

A unit of absorbed radiation dose equal to 10^-15 gray, used for ultra-small absorbed dose measurements.

History/Origin

Part of the SI metric system, where femto- is the prefix for 10^-15, used for ultra-small quantities.

Current Use

Used in radiation protection, environmental monitoring, and ultra-small-dose radiation measurements.

Multiplier

1E-13

Offset

0

Milligray to Femtogray Conversion Table

Milligray [mGy] Femtogray [fGy]
1 mGy 1E+12 fGy
10 mGy 1E+13 fGy
25 mGy 2E+13 fGy
50 mGy 5E+13 fGy
100 mGy 1E+14 fGy
0 mGy 0E+0 fGy
-10 mGy -1E+13 fGy
-40 mGy -4E+13 fGy