Calculate the UV Index from solar zenith angle, ozone column, altitude, and cloud cover. Provides WHO UV risk category and recommended sun protection based on the Global Solar UV Index scale.
| Constant | Symbol | Value |
|---|---|---|
| Speed of light | c | 2.99792458×10⁸ |
| Planck's constant | h | 6.62607015×10⁻³‴ |
| Boltzmann constant | kʙ | 1.380649×10⁻²³ |
| Avogadro's number | Nₐ | 6.02214076×10²³ |
| Gravitational constant | G | 6.6743×10⁻¹¹ |
| Gas constant | R | 8.31446 |
| Elementary charge | e | 1.602176634×10⁻¹⁹ |
| Electron mass | mₑ | 9.1093837015×10⁻³¹ |
| Proton mass | mₚ | 1.67262192369×10⁻²⁷ |
| Fine-structure constant | α | 7.2973525693×10⁻³ |
Calculate the UV Index from solar zenith angle, ozone column, altitude, and cloud cover. Provides WHO UV risk category and recommended sun protection based on the Global Solar UV Index scale
Each component has a specific meaning:
Note: Interpret the uv index result against the clinical thresholds and context described above.
Enter the solar zenith angle, ozone column, altitude, cloud cover for the patient or scenario you are assessing. Calculate the UV Index from solar zenith angle, ozone column, altitude, and cloud cover. Provides WHO UV risk category and recommended sun protection based on the Global Solar UV Index scale. Use the uv index result to inform your clinical assessment.