Kilogray to Femtogray Conversion

Convert between Kilogray and Femtogray quickly and accurately.

kGy
fGy

How to Convert Kilogray to Femtogray

Conversion Formula

1 kGy = 1E+18 fGy
1 fGy = 1E-18 kGy

Example

Convert 15 kGy to fGy:

15 kGy = 15 × 1E+18 fGy = 2E+19 fGy

Unit Information

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

Kilogray

kGy

Definition

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

History/Origin

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

Current Use

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

Multiplier

100000

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

Kilogray to Femtogray Conversion Table

Kilogray [kGy] Femtogray [fGy]
1 kGy 1E+18 fGy
10 kGy 1E+19 fGy
25 kGy 2E+19 fGy
50 kGy 5E+19 fGy
100 kGy 1E+20 fGy
0 kGy 0E+0 fGy
-10 kGy -1E+19 fGy
-40 kGy -4E+19 fGy