Megagray is 1000000 gray units.
Megagray to Teragray
Convert Megagray (MGy) 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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Teragray is 1000000000000 gray units.
TGy = MGy × 1e-6
Results update instantly for Megagray to Teragray conversions.
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Formula
1 Megagray = 1e-6 Teragray
TGy = MGy × 1e-6
MGy = TGy ÷ 1e-6
Conversion table
| 1 MGy | 1e-6 TGy |
| 2 MGy | 2e-6 TGy |
| 5 MGy | 5e-6 TGy |
| 10 MGy | 1e-5 TGy |
| 20 MGy | 2e-5 TGy |
| 50 MGy | 5e-5 TGy |
| 100 MGy | 1e-4 TGy |
Related conversions
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Frequently asked questions
How many Teragrays are in one Megagray?
One Megagray equals 1e-6 Teragrays.
How do I convert Megagray to Teragray?
Multiply the number of Megagrays by 1e-6 to get Teragrays. To go the other way, multiply Teragrays by 1e+6 (or divide by 1e-6) to get Megagrays.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Megagray and Teragray, so the result shown is mathematically precise (rounded only for display).
When is Megagray 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
Megagray and Teragray 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 Megagray = 1e-6 Teragrays (equivalently 1 Teragray = 1e+6 Megagrays), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.