Convert Grays per hour to Milligrays per minute
Convert Grays per hour (Gy/h) to Milligrays per minute (mGy/min) instantly and accurately.
Conversion Formula
mGy/min = Gy/h × 16.66666667
About Grays per hour
The gray per hour (Gy/h) equals 1/3600 Gy/s ≈ 2.78×10⁻⁴ Gy/s. Used in radiation processing and source strength reporting: ¹³⁷Cs irradiator calibrations are expressed in Gy/h at a reference distance; IAEA food irradiation standards cite Gy/h for conveyor output; radiobiological experiments for cancer cell survival curves use Gy/h. 1 Gy/h = 100 rad/h = 1000 mGy/h.
About Milligrays per minute
The milligray per minute (mGy/min) equals 1e-3 Gy/min ≈ 1.67×10⁻⁵ Gy/s. Standard output unit for diagnostic X-ray tube characterisation: fluoroscopy entrance dose rates are 10-100 mGy/min; mammography units are measured in mGy/min for quality assurance; IEC and IAEA diagnostic equipment standards quote X-ray tube output in mGy/min. 1 mGy/min = 1e-3 Gy/min.
Quick Reference Table
| Grays per hour (Gy/h) | Milligrays per minute (mGy/min) |
|---|---|
| 1 Gy/h | 16.6667 mGy/min |
| 2 Gy/h | 33.3333 mGy/min |
| 5 Gy/h | 83.3333 mGy/min |
| 10 Gy/h | 166.667 mGy/min |
| 25 Gy/h | 416.667 mGy/min |
| 50 Gy/h | 833.333 mGy/min |
| 100 Gy/h | 1666.67 mGy/min |