Nanosievert is 1e-9 sievert units.
Nanosievert to Rontosievert
Convert Nanosievert (nSv) to Rontosievert (rSv) instantly. Free online radiation converter with formulas, tables and examples.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Radiation Converter
Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
Context values
Some unit families need one extra value for a physically accurate result.
Rontosievert is 1e-27 sievert units.
rSv = nSv × 1e+18
Results update instantly for Nanosievert to Rontosievert conversions.
Reserved above the conversion cards and below the converter.
Formula
1 Nanosievert = 1e+18 Rontosievert
rSv = nSv × 1e+18
nSv = rSv ÷ 1e+18
Conversion table
| 1 nSv | 1e+18 rSv |
| 2 nSv | 2e+18 rSv |
| 5 nSv | 5e+18 rSv |
| 10 nSv | 1e+19 rSv |
| 20 nSv | 2e+19 rSv |
| 50 nSv | 5e+19 rSv |
| 100 nSv | 1e+20 rSv |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many Rontosieverts are in one Nanosievert?
One Nanosievert equals 1e+18 Rontosieverts.
How do I convert Nanosievert to Rontosievert?
Multiply the number of Nanosieverts by 1e+18 to get Rontosieverts. To go the other way, multiply Rontosieverts by 1e-18 (or divide by 1e+18) to get Nanosieverts.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Nanosievert and Rontosievert, so the result shown is mathematically precise (rounded only for display).
When is Nanosievert to Rontosievert conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
Nanosievert and Rontosievert are units used in the radiation family of measurements. Both units measure equivalent radiation dose (biological risk-weighted dose). This converter uses the precise relationship 1 Nanosievert = 1e+18 Rontosieverts (equivalently 1 Rontosievert = 1e-18 Nanosieverts), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.