Nope, of course not.
http://astrosun2.astro.cornell.edu/academics/courses/astro201/hr_diagram.htm
What does the Hertzsprung-Russell Diagram NOT plot?
A. temperature and mass
B. spectral class and absolute magnitude
C. absolute magnitude and luminosity
D. spectral class and temperature
Is it B?
3 answers
So A?
It was A. Thank you!