Convert Milligrays per second to Microsieverts per hour

Convert Milligrays per second (mGy/s) to Microsieverts per hour (µSv/h) instantly and accurately.

Milligrays per second (mGy/s)
Microsieverts per hour (µSv/h)

Conversion Formula

µSv/h = mGy/s × 3600000

About Milligrays per second

The milligray per second (mGy/s) equals 1e-3 Gy/s. Used in high-dose-rate applications: medical linac output in IMRT mode is 1-5 mGy/s at isocentre; electron beam processing conveyors deliver 1-10 mGy/s; real-time diode dosimeters in linac vaults measure instantaneous dose rate in mGy/s during beam-on periods. 1 mGy/s = 0.1 rad/s = 3.6 Gy/h.

About Microsieverts per hour

The microsievert per hour (µSv/h) equals 1e-6 Sv/h = 1e-6 Gy/h for photon radiation (wR = 1). The universal display unit of personal electronic dosimeters and ambient dose-equivalent rate monitors: typical outdoor background 0.08-0.3 µSv/h; IAEA precautionary action level is 100 µSv/h; occupational continuous limit ≈2.3 µSv/h. 1 µSv/h = 1 µGy/h for photons.

Quick Reference Table

Milligrays per second (mGy/s)Microsieverts per hour (µSv/h)
1 mGy/s3600000 µSv/h
2 mGy/s7200000 µSv/h
5 mGy/s18000000 µSv/h
10 mGy/s36000000 µSv/h
25 mGy/s90000000 µSv/h
50 mGy/s180000000 µSv/h
100 mGy/s360000000 µSv/h

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