Wien Displacement Law Calculator
Find peak emission wavelength or temperature using Wien's displacement law
Stellar Temperature Examples
Sun: 5778 K (Yellow-white)
Betelgeuse: 3500 K (Red)
Sirius: 9940 K (Blue-white)
Vega: 9602 K (Blue-white)
Proxima Centauri: 3042 K (Red)
Rigel: 12100 K (Blue)
Wien's Displacement Law
λ_max × T = b
b = 2.897771955 × 10⁻³ m·K
λ_max = b / T