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Stefan's Law.

Measure the wavelength of light coming from that star.

Apply E = hc/wavelength

And then E = sigma*T^4

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Q: By which law can temperature of stars be estimated?
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Related questions

Are yellow stars hotter than blue stars?

No Blue stars are estimated to have an effective temperature of ≥ 30,000 K Blue-white stars are estimated to have an effective temperature of 10,000-30,000 K By contrast, yellow stars only have an effective temperature of 5,200-6,000 K. Even yellow-white stars are only 6,000-7,500 K


How do you detect a temperature of a star?

The surface temperature can be estimated quite precisely from the color of the light. The temperature of the core can't be measured as directly, and must be estimated based on our knowledge of how stars work.


What is the upper temperature range of stars?

The hottest stars are the blue stars, the blue hypergiants in particular. One example is "R136a1", which is a blue hypergiant that has estimated surface temperatures of over 40,000 Kelvin (well over 70,000 F). Our Suns effective temperature is around 5,700K for comparison.


How many stars stars are in our galaxy?

Estimated at 200-400 billion stars.


What is the range of Star temperature?

The hottest stars are the blue stars, the blue hypergiants in particular. One example is "R136a1", which is a blue hypergiant that has estimated surface temperatures of over 40,000 Kelvin (well over 70,000 F). Our Suns effective temperature is around 5,700K for comparison.


How are distances estimated by studying stars and clusters and the galaxy?

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What temperature is the air that you exhale?

the temperature of your breathe when you exhale can be estimated to be about 74F


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the a surface temperature of Pluto is -382F and -230C


Size of Andromeda galaxy?

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Are all bright stars the same temperature?

no, stars temperature are diffrent according to their color. for instance, blue white stars are hotter than red stars


What is the color of stars with the lowest surface temperature?

the color of stars with the lowest surface temperature is red


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