Hectogray to Femtogray Conversion

Convert between Hectogray and Femtogray quickly and accurately.

hGy
fGy

How to Convert Hectogray to Femtogray

Conversion Formula

1 hGy = 1E+17 fGy
1 fGy = 1E-17 hGy

Example

Convert 15 hGy to fGy:

15 hGy = 15 × 1E+17 fGy = 2E+18 fGy

Unit Information

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

Hectogray

hGy

Definition

A unit of absorbed radiation dose equal to 10^2 gray, used for moderate absorbed dose measurements.

History/Origin

Part of the SI metric system, where hecto- is the prefix for 10^2, used for moderate quantities.

Current Use

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

Multiplier

10000

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

Hectogray to Femtogray Conversion Table

Hectogray [hGy] Femtogray [fGy]
1 hGy 1E+17 fGy
10 hGy 1E+18 fGy
25 hGy 2E+18 fGy
50 hGy 5E+18 fGy
100 hGy 1E+19 fGy
0 hGy 0E+0 fGy
-10 hGy -1E+18 fGy
-40 hGy -4E+18 fGy