Centigray to Petagray Conversion

Convert between Centigray and Petagray quickly and accurately.

cGy
PGy

How to Convert Centigray to Petagray

Conversion Formula

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

Example

Convert 15 cGy to PGy:

15 cGy = 15 × 1E-17 PGy = 1E-16 PGy

Unit Information

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

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

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 to Petagray Conversion Table

Centigray [cGy] Petagray [PGy]
1 cGy 1E-17 PGy
10 cGy 1E-16 PGy
25 cGy 3E-16 PGy
50 cGy 5E-16 PGy
100 cGy 1E-15 PGy
0 cGy 0E+0 PGy
-10 cGy -1E-16 PGy
-40 cGy -4E-16 PGy