Convert 1 Teragray to Petagray

1 TGy (Teragray) is equal to 0.001 PGy (Petagray). To convert from Teragray to Petagray, multiply by 0.001 or divide by 999.9999999999999.

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