Convert 1 Teragray to Gigagray

1 TGy (Teragray) is equal to 1,000.0000000000001 GGy (Gigagray). To convert from Teragray to Gigagray, multiply by 1,000 or divide by 0.001.

• 1 TGy × 1000 = 1000 GGy
• 1 TGy ÷ 0.001 = 1000 GGy