Hectogray to Rad Conversion

Convert between Hectogray and Rad quickly and accurately.

hGy
rd

How to Convert Hectogray to Rad

Conversion Formula

1 hGy = 10000 rd
1 rd = 0 hGy

Example

Convert 15 hGy to rd:

15 hGy = 15 × 10000 rd = 150000 rd

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

Rad

rd

Definition

A unit of absorbed radiation dose equal to 0.01 gray, representing the amount of energy deposited in matter by ionizing radiation.

History/Origin

Acronym for "radiation absorbed dose", introduced in the 1950s for measuring radiation absorbed dose in biological tissue.

Current Use

Widely used in radiation therapy, medical physics, and radiation protection, particularly in the United States.

Multiplier

1

Offset

0

Hectogray to Rad Conversion Table

Hectogray [hGy] Rad [rd]
1 hGy 10000 rd
10 hGy 100000 rd
25 hGy 250000 rd
50 hGy 500000 rd
100 hGy 1000000 rd
0 hGy 0E+0 rd
-10 hGy -100000 rd
-40 hGy -400000 rd