Gigasievert is 1000000000 sievert units.
Gigasievert to Teragray
Convert Gigasievert (GSv) to Teragray (TGy) instantly. Free online radiation converter with formulas, tables and examples.
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Radiation Converter
Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
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Some unit families need one extra value for a physically accurate result.
Teragray is 1000000000000 gray units.
TGy = GSv × 0.001
Results update instantly for Gigasievert to Teragray conversions.
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Formula
1 Gigasievert = 0.001 Teragray
TGy = GSv × 0.001
GSv = TGy ÷ 0.001
Conversion table
| 1 GSv | 0.001 TGy |
| 2 GSv | 0.002 TGy |
| 5 GSv | 0.005 TGy |
| 10 GSv | 0.01 TGy |
| 20 GSv | 0.02 TGy |
| 50 GSv | 0.05 TGy |
| 100 GSv | 0.1 TGy |
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Frequently asked questions
How many Teragrays are in one Gigasievert?
One Gigasievert equals 0.001 Teragrays.
How do I convert Gigasievert to Teragray?
Multiply the number of Gigasieverts by 0.001 to get Teragrays. To go the other way, multiply Teragrays by 1000 (or divide by 0.001) to get Gigasieverts.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Gigasievert and Teragray, so the result shown is mathematically precise (rounded only for display).
When is Gigasievert to Teragray conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
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About this conversion
Gigasievert and Teragray are units used in the radiation family of measurements. Gigasievert measures equivalent radiation dose (biological risk-weighted dose), while Teragray measures absorbed radiation dose (energy deposited per unit mass). This page provides the direct numeric ratio between the two units. This converter uses the precise relationship 1 Gigasievert = 0.001 Teragrays (equivalently 1 Teragray = 1000 Gigasieverts), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.