cosmic ray radiation dose

cosmic ray radiation dose

altitude | 10 km (kilometers) geographic latitude | 59.44° (degrees)

equivalent dose rate | (2.1 to 4.3) μSv/h (microsieverts per hour) = (0.58 to 1.2) nSv/s (nanosieverts per second) = (5.8×10^-4 to 0.0012) μSv/s (microsieverts per second) = (5.8×10^-7 to 1.2×10^-6) mSv/s (millisieverts per second) = (5.8×10^-10 to 1.2×10^-9) Sv/s (sieverts per second) = (18 to 38) mSv/yr (millisieverts per year) = (0.018 to 0.038) Sv/yr (sieverts per year) = (18000 to 38000) μSv/yr (microsieverts per year) = (1.8×10^7 to 3.8×10^7) nSv/yr (nanosieverts per year) = (58 to 120) nrem/s (nanorems per second) = (0.058 to 0.12) μrem/s (microrems per second) = (3.5 to 7.2) μrem/min (microrems per minute) = (0.0035 to 0.0072) mrem/min (millirems per minute) = (210 to 430) μrem/h (microrems per hour) = (0.21 to 0.43) mrem/h (millirems per hour) = (1.8 to 3.8) rem/yr (rems per year) = (1800 to 3800) mrem/yr (millirems per year) = (35 to 72) nSv/min (nanosieverts per minute) = (0.035 to 0.072) μSv/min (microsieverts per minute) = (3.5×10^-5 to 7.2×10^-5) mSv/min (millisieverts per minute) = (3.5×10^-8 to 7.2×10^-8) Sv/min (sieverts per minute) = (0.0021 to 0.0043) mSv/h (millisieverts per hour) = (2100 to 4300) nSv/h (nanosieverts per hour) = (2.1×10^-6 to 4.3×10^-6) Sv/h (sieverts per hour) = (5×10^-5 to 1×10^-4) Sv/day (sieverts per day) annual equivalent dose | (18000 to 38000) µSv (microsieverts) = (1.8 to 3.8) cSv (centisieverts) = (18 to 38) mSv (millisieverts) = (0.018 to 0.038) Sv (sieverts)

Dose equivalent rate vs. altitude

≈ ( 0.032 ≈ 1/31 ) × equivalent dose rate for protective measures to be necessary ( ≈ 100 μSv/h )

≈ 0.6 × equivalent dose rate in an aeroplane flying at an altitude of 12 kilometers ( ≈ 5 μSv/h )

≈ 0.6 × highest equivalent dose rate measured in Finland during the Chernobyl accident ( ≈ 5 μSv/h )

≈ 0.64 × average annual equivalent dose from cosmic radiation in Salt Lake City ( 4400 mrem )

≈ average annual equivalent dose from cosmic radiation in Las Vegas ( ≈ 2000 mrem )

≈ 1.4 × average heart angiography CT scan equivalent radiation dose ( 2000 mrem )

≈ 9.3 × total annual effective dose in US from natural sources ( 3000 µSv )

≈ 14 × average annual effective dose in US from inhaled radon and decay products ( 2000 µSv )

≈ 47 × total annual effective dose in US from artificial sources ( ≈ 600 µSv )