Homework #8: Measuring Stars and the H-R Diagram

You are allowed 3 attempts for this homework.

Homework is due by 11pm on Tues, Nov 14.  Late submissions will not be accepted.

You will visit these websites:

http://highered.mheducation.com/sites/007299181x/student_view0/chapter16/stellar_parallax_interactive.html#

http://astro.unl.edu/mobile/Luminosity/LuminosityStable.html

For calculations, equations are either given in the question, or you should find the appropriate equations in your note or lecture slides.

A few values you'll want to have at hand:

 3.85*10²⁶ Watts

 700,000 km

1 pc = 3.26 light years

1 light year = 9.46*10¹⁵m