Petagray to Centigray Conversion

Convert between Petagray and Centigray quickly and accurately.

PGy
cGy

How to Convert Petagray to Centigray

Conversion Formula

1 PGy = 1E+17 cGy
1 cGy = 1E-17 PGy

Example

Convert 15 PGy to cGy:

15 PGy = 15 × 1E+17 cGy = 2E+18 cGy

Unit Information

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

Petagray

PGy

Definition

A unit of absorbed radiation dose equal to 10^15 gray, used for very high absorbed dose measurements.

History/Origin

Part of the SI metric system, where peta- is the prefix for 10^15, used for very large quantities.

Current Use

Used in theoretical physics and very high-dose radiation applications.

Multiplier

1E+17

Offset

0

Centigray

cGy

Definition

A unit of absorbed radiation dose equal to 10^-2 gray or 1 rad, commonly used in radiation therapy.

History/Origin

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

Current Use

Commonly used in radiation therapy, medical physics, and radiation dosimetry applications.

Multiplier

1

Offset

0

Petagray to Centigray Conversion Table

Petagray [PGy] Centigray [cGy]
1 PGy 1E+17 cGy
10 PGy 1E+18 cGy
25 PGy 2E+18 cGy
50 PGy 5E+18 cGy
100 PGy 1E+19 cGy
0 PGy 0E+0 cGy
-10 PGy -1E+18 cGy
-40 PGy -4E+18 cGy