answersLogoWhite

0

Rigel, has a surface temperature of 12100 K, approx 3.1 times as hot as Aldebaran (3910 K).

User Avatar

Wiki User

9y ago

What else can I help you with?

Related Questions

Which is hotter rigel or aldebaran?

your mom is hotter than all the stars combined!


Is Rigel bigger than Aldebaran?

Rigel: 71 solar radiiAldebaran: 44.2 solar radii.So Rigel is almost twice the size of Aldebaran.See related link for a pictorial of the difference (Section 5).


Is Betelgeuse hotter than Rigel?

No, Rigel is hotter than Betelgeuse. Rigel is a blue supergiant star with a surface temperature of around 12,000 Kelvin, while Betelgeuse is a red supergiant with a surface temperature of around 3,500 Kelvin.


Is the Sun cooler then Rigel?

No, Rigel is hotter than the Sun. Rigel is a blue supergiant star with a surface temperature that is much hotter than the Sun.


Is Vega Hotter the Rigel?

Yes, Vega is hotter than Rigel. Vega is a main sequence star with a surface temperature of around 9600 K, while Rigel is a supergiant star with a surface temperature of around 12,100 K.


Is Rigel brighter than Aldebaran?

yes


How can you tell if Rigel or Betelgeuse is hotter?

You can tell if Rigel or Betelgeuse is hotter based on their color. Rigel appears blue-white, indicating a hotter temperature, while Betelgeuse appears orange-red, suggesting a cooler temperature. Additionally, the spectral class of Rigel (B8Ia) is hotter than Betelgeuse's spectral class (M1-2Ia).


Is Rigel brighter than the Sun?

no you are stupid if you are answering this


Why does Rigel shine as bright as Betelgeuse even though Rigel is much smaller than Betelgeuse?

Rigel appears as bright as Betelgeuse because it is hotter and more luminous, even though it is smaller. The luminosity of a star depends on both its temperature and size, so a hotter, more luminous star can shine as brightly as a larger, cooler star.


Rigel aldebaran Sirius Antares KY cygni betelgeuse pollux arrange in ascending order?

In terms of size from smallest to largest, its Sirius, Pollux, Aldebaran, Rigel, Betelgeuse, Antares, and KY Cygni.


Why is Rigel appears brighter than aldeberan even though aldeberan is technically brighter than Rigel?

The absolute magnitude of Rigel is -7.92 while that of Aldebaran is -6.41. This means that Rigel is approx 4 times brighter than Aldebaran - technically. So the question is based on a flawed grasp of absolute magnitude.


Which star has a higher luminosity and a lower surface temperature than the sun Rigel Bernard's star Alpha Centauri or Aldebaran?

Aldebaran has a higher luminosity and a lower surface temperature than the Sun. Rigel has a higher luminosity but a higher surface temperature than the Sun. Bernard's Star and Alpha Centauri have lower luminosity and higher surface temperatures compared to the Sun.