convertimate Radiation dose

Rem to sieverts

Type a value in rem to get it in Sv instantly.

0.01Sv

That's 1.43× as much as a CT scan, while the yearly worker limit is 2× higher. That is about 4.167× a year of natural background radiation.

What it means

How much is that?

Information only. Gray measures energy absorbed; sievert weights it for biological harm, and for x-rays the two are numerically equal.

The math

How to convert rem to Sv

To convert rem to sieverts, multiply by 0.01.

Example: 1 rem × 0.01 = 0.01 Sv.

In the other direction, 1 Sv = 100 rem.

Every unit

Your dose in every unit

Tables

rem to Sv conversion table

rem to Sv conversion table
remSv
0.01 rem0.0001 Sv
0.05 rem0.0005 Sv
0.1 rem0.001 Sv
0.5 rem0.005 Sv
1 rem0.01 Sv
2 rem0.02 Sv
5 rem0.05 Sv
10 rem0.1 Sv
20 rem0.2 Sv
50 rem0.5 Sv
100 rem1 Sv
500 rem5 Sv
Sv to rem conversion table
Sv to rem conversion table
Svrem
0.01 Sv1 rem
0.05 Sv5 rem
0.1 Sv10 rem
0.5 Sv50 rem
1 Sv100 rem
2 Sv200 rem
5 Sv500 rem
10 Sv1,000 rem
20 Sv2,000 rem
50 Sv5,000 rem
100 Sv10,000 rem
500 Sv50,000 rem

Quick answers

Quick answers

How many Sv is 1 rem?
1 rem is 0.01 Sv.
How many Sv is 10 rem?
10 rem is 0.1 Sv.

The units

About these units

Rem (rem)

The older US unit: one hundredth of a sievert. Still used by American regulators.

Sieverts (Sv)

The SI unit of biological dose. One sievert in a single exposure causes radiation sickness.

Learn more about dose units

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