Gy to mGy

1 Gy = 1000 mGy

Converter Calculator

1 Grays (Gy) = 1,000 Milligrays (mGy)

Explanation

Multiply by 1000 because 1 Gy = 1 Gy and 1 mGy = 0.001 Gy.

Common Conversion Values

Grays (Gy)Milligrays (mGy)
0.1 100
1 1,000
10 10,000
100 100,000
1,000 1,000,000

How to use this hub

  1. Choose a converter family.
  2. If converting to/from grams from a volume unit, select an ingredient.
  3. For pure unit changes (volume↔volume or weight↔weight), use universal conversions.

If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.

Frequently Asked Questions

What defines this conversion?

The factor is derived by normalizing both units through grays (Gy).

Is the reverse conversion available?

Yes. Use the switch button or open the mGy to Gy hub to view the mirror conversion.

Can I use decimals?

Yes. Decimal inputs are supported so fractional values remain precise in calculator output.