Teragray is 1000000000000 gray units.
Teragray to Petasievert
Convert Teragray (TGy) to Petasievert (PSv) 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.
Context values
Some unit families need one extra value for a physically accurate result.
Petasievert is 1000000000000000 sievert units.
PSv = TGy × 0.001
Results update instantly for Teragray to Petasievert conversions.
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Formula
1 Teragray = 0.001 Petasievert
PSv = TGy × 0.001
TGy = PSv ÷ 0.001
Conversion table
| 1 TGy | 0.001 PSv |
| 2 TGy | 0.002 PSv |
| 5 TGy | 0.005 PSv |
| 10 TGy | 0.01 PSv |
| 20 TGy | 0.02 PSv |
| 50 TGy | 0.05 PSv |
| 100 TGy | 0.1 PSv |
Related conversions
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Frequently asked questions
How many Petasieverts are in one Teragray?
One Teragray equals 0.001 Petasieverts.
How do I convert Teragray to Petasievert?
Multiply the number of Teragrays by 0.001 to get Petasieverts. To go the other way, multiply Petasieverts by 1000 (or divide by 0.001) to get Teragrays.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Teragray and Petasievert, so the result shown is mathematically precise (rounded only for display).
When is Teragray to Petasievert 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
Teragray and Petasievert are units used in the radiation family of measurements. Teragray measures absorbed radiation dose (energy deposited per unit mass), while Petasievert measures equivalent radiation dose (biological risk-weighted dose). This page provides the direct numeric ratio between the two units. This converter uses the precise relationship 1 Teragray = 0.001 Petasieverts (equivalently 1 Petasievert = 1000 Teragrays), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.