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Gray per Second to Milligray per Second

Convert gray per second to milligray per second instantly. Type in either field — results update live.

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radiation Gray per Second Milligray per Second

1 gray per second = 1,000 milligray per seconds

Unit
Unit
Format

Conversion table

Selected Gy/s values converted to mGy/s using the exact factor from this tool.

Gy/s mGy/s
0.01 10
0.1 100
1 1,000
2 2,000
3 3,000
5 5,000
10 10,000
20 20,000
50 50,000
100 100,000
1,000 1,000,000

How to convert

Exact conversion factors in both directions, plus a worked example.

1 Gy/s = 1000 mGy/s

1 mGy/s = 0.001 Gy/s

To convert gray per second to milligray per second, multiply by 1000.

To convert milligray per second to gray per second, multiply by 0.001.

Example: convert 10 Gy/s to mGy/s

10 × 1000 = 10000 mGy/s

About these units

Short background on the units used in this conversion.

Gray per Second (Gy/s)

Gray per second (Gy/s) is the SI unit of absorbed dose rate — one gray of absorbed dose delivered per second.

Gy/s expresses how quickly tissue or material accumulates absorbed radiation dose in radiotherapy planning and industrial irradiation.

Milligray per Second (mGy/s)

Milligray per second (mGy/s) equals 0.001 gray per second — a common prefix for moderate dose rates.

mGy/s is used when dose rates are small enough that the base gray per second would be unwieldy.

Frequently asked questions

How many milligray per seconds are in one gray per second?
One gray per second equals 1,000 milligray per seconds. Multiply your gray per seconds value by 1,000 to convert to milligray per seconds.
What is the conversion formula?
mGy/s = Gy/s × 1,000

The reverse is Gy/s = mGy/s × 0.001, using the same exact factors as this converter.
Is this Gray per Second to Milligray per Second converter private?
Yes. All calculations run locally in your browser. Nothing you type is sent to a server.