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saw5 [17]
3 years ago
7

What is the similarities between rigel star and sirius star? explain the similarities..

Physics
1 answer:
Nataliya [291]3 years ago
6 0
The Hertzsprung-Russel diagram is a chart of the relationship between absolute magnitude and the surface temperature of stars. Rigel is a super giant star that shines blue or blue white with an average surface temperature nearing 20000 degrees Celsius. Sirius is a main sequence star with an average surface temp of over 10000 degrees Celsius. Sirius is similar in appearance to Rigel but is brighter in the night sky from earth.  
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