Petagray to Millirad Conversion

Convert between Petagray and Millirad quickly and accurately.

PGy
mrd

How to Convert Petagray to Millirad

Conversion Formula

1 PGy = 1E+20 mrd
1 mrd = 1E-20 PGy

Example

Convert 15 PGy to mrd:

15 PGy = 15 × 1E+20 mrd = 2E+21 mrd

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

Millirad

mrd

Definition

A unit of absorbed radiation dose equal to 0.001 rad, used for small absorbed dose measurements.

History/Origin

Derived from the rad unit with the milli- prefix, used for small absorbed dose measurements.

Current Use

Used in radiation protection, environmental monitoring, and low-level radiation measurements.

Multiplier

0.001

Offset

0

Petagray to Millirad Conversion Table

Petagray [PGy] Millirad [mrd]
1 PGy 1E+20 mrd
10 PGy 1E+21 mrd
25 PGy 2E+21 mrd
50 PGy 5E+21 mrd
100 PGy 1E+22 mrd
0 PGy 0E+0 mrd
-10 PGy -1E+21 mrd
-40 PGy -4E+21 mrd