Femtogray to Megagray Conversion

Convert between Femtogray and Megagray quickly and accurately.

fGy
MGy

How to Convert Femtogray to Megagray

Conversion Formula

1 fGy = 1E-21 MGy
1 MGy = 1E+21 fGy

Example

Convert 15 fGy to MGy:

15 fGy = 15 × 1E-21 MGy = 2E-20 MGy

Unit Information

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

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

Megagray

MGy

Definition

A unit of absorbed radiation dose equal to 10^6 gray, used for moderate to high absorbed dose measurements.

History/Origin

Part of the SI metric system, where mega- is the prefix for 10^6, used for large quantities.

Current Use

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

Multiplier

100000000

Offset

0

Femtogray to Megagray Conversion Table

Femtogray [fGy] Megagray [MGy]
1 fGy 1E-21 MGy
10 fGy 1E-20 MGy
25 fGy 3E-20 MGy
50 fGy 5E-20 MGy
100 fGy 1E-19 MGy
0 fGy 0E+0 MGy
-10 fGy -1E-20 MGy
-40 fGy -4E-20 MGy