Convert Grays per minute to Nanograys per hour
Convert Grays per minute (Gy/min) to Nanograys per hour (nGy/h) instantly and accurately.
Conversion Formula
nGy/h = Gy/min × 60000000000
About Grays per minute
The gray per minute (Gy/min) is the primary clinical radiotherapy machine output unit. Standard linac dose rates are 1-6 Gy/min at isocentre; stereotactic body radiotherapy (SBRT) uses up to 10 Gy/min; ¹⁹²Ir HDR brachytherapy sources are characterised in Gy/min at 1 cm reference distance. 1 Gy/min = 100 rad/min ≈ 1.67×10⁻² Gy/s.
About Nanograys per hour
The nanogray per hour (nGy/h) equals 1e-9 Gy/h ≈ 2.78×10⁻¹³ Gy/s. Natural background cosmic-ray dose rates at sea level are 30-50 nGy/h; at aviation cruising altitude they rise to 3000-6000 nGy/h. IAEA environmental surveillance networks and national monitoring stations report ambient gamma dose rates in nGy/h. 1 nGy/h = 1e-9 Gy/h.
Quick Reference Table
| Grays per minute (Gy/min) | Nanograys per hour (nGy/h) |
|---|---|
| 1 Gy/min | 6 × 1010 nGy/h |
| 2 Gy/min | 1.2 × 1011 nGy/h |
| 5 Gy/min | 3 × 1011 nGy/h |
| 10 Gy/min | 6 × 1011 nGy/h |
| 25 Gy/min | 1.5 × 1012 nGy/h |
| 50 Gy/min | 3 × 1012 nGy/h |
| 100 Gy/min | 6 × 1012 nGy/h |