Input interpretation
protactinium | boiling point
Result
4000 °C (degrees Celsius)
Unit conversions
4273 K (kelvins)
7232 °F (degrees Fahrenheit)
7692 °R (degrees Rankine)
3200 °Ré (degrees Réaumur)
2107 °Rø (degrees Rømer)
Blackbody information
perceived color | peak wavelength | 678.1 nm (nanometers) peak frequency | 251.2 THz (terahertz)
Corresponding quantities
Thermodynamic energy E from E = kT: | 37 ceV (centielectronvolts)
Blackbody energy flux Φ from Φ = σT^4: | 1.891×10^7 W/m^2 (watts per square meter)
Approximate luminous exitance from a planar blackbody radiator perpendicular to its surface: | 1.198×10^9 lx (lux)