Teragray is 1000000000000 gray units.
Teragray to Gray
Convert Teragray (TGy) to Gray (Gy) 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.
Gray is absorbed dose in joules per kilogram.
Gy = TGy × 1e+12
Results update instantly for Teragray to Gray conversions.
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Formula
1 Teragray = 1e+12 Gray
Gy = TGy × 1e+12
TGy = Gy ÷ 1e+12
Conversion table
| 1 TGy | 1e+12 Gy |
| 2 TGy | 2e+12 Gy |
| 5 TGy | 5e+12 Gy |
| 10 TGy | 1e+13 Gy |
| 20 TGy | 2e+13 Gy |
| 50 TGy | 5e+13 Gy |
| 100 TGy | 1e+14 Gy |
Related conversions
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Frequently asked questions
How many Grays are in one Teragray?
One Teragray equals 1e+12 Grays.
How do I convert Teragray to Gray?
Multiply the number of Teragrays by 1e+12 to get Grays. To go the other way, multiply Grays by 1e-12 (or divide by 1e+12) to get Teragrays.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Teragray and Gray, so the result shown is mathematically precise (rounded only for display).
When is Teragray to Gray 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 Gray are units used in the radiation family of measurements. Both units measure absorbed radiation dose (energy deposited per unit mass). This converter uses the precise relationship 1 Teragray = 1e+12 Grays (equivalently 1 Gray = 1e-12 Teragrays), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.