Blackbody radiation: Wien peak wavelength and frequency, Stefan-Boltzmann power ...

{ "method": "GET", "queryParams": { "radiusM": 695700000, "temperatureK": 5772 }, "type": "http" }

{ "example": { "areaM2": 6082104400000000000, "asOf": "2026-10-11T08:56:11.700Z", "degraded": false, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "emissivity": 1, "notChecked": [ "the real emissivity, which varies with wavelength and surface (stars and planets are not perfect blackbodies)", "absorbed or reflected incoming radiation: this is emission only, not a net heat balance", "…1 more" ], "peakBand": "green", "radiantExitanceWM2": 62938592.5, "reasons": [ "Wien: lambda_max = 2.897771955e-3 m K / T. Stefan-Boltzmann: M = emissivity x sigma x T^4, sigma = 5.670374419e-8 W/m2/K4 (CODATA 2018).", "The wavelength peak and the frequency peak are different points of the same curve." ], "sigma": 5.670374419e-8, "source": "computed locally", "summary": "At 5772 K the emission peaks at 502.04 nm (green) and radiates 62938600 W per square metre. Over 6082100000000000000 m2 that is 3.82799e+26 W.", "temperatureK": 5772, "totalPowerW": 3.8279909e+26, "verdict": "COMPUTED", "wienB": 0.002897771955, "wienPeakFrequencyHz": 339331595000000, "wienPeakWavelengthM": 5.02039493e-7, "wienPeakWavelengthNm": 502.03949 }, "type": "json" }