Links, Supplemental Info and References
  • The W. M. Keck Observatory; the 10m Keck telescopes:
    http://www.keckobservatory.org/index.html
    (Prowelling through the News Releases is interesting, esp. re: the adaptive optics system there)

  • More on 2-color or color-color diagrams (with Pleiades data overplotted):
    http://xoomer.alice.it/hrtrace/CCD.htm

  • Re: Faunhoffer lines, a wonderfully high-resolution Solar Atlas from John Hopkins University:
    http://www.physics.mun.ca/~csteven/ATMing/spechelio/Fraunhofer_lines.png

    For those brave enough to attempt equations in standard HTML:
    http://www.mathrec.org/mcc/mathrecequations.html

    Stellar convection pics and movies:
    computational models of solar convection; movies and a diagram
    Solar granulation movies
    For further reading, a page on solar flux tubes
    A paper in A&A (Sruit et al. 1990), an overview of understanding solar convection

  • Here's a nice, colourful overview of the H-R diagram and what can be gleaned from it: http://personal.tcu.edu/~mfanelli/imastro/The%20Hertsprung-Russell%20(HR)%20Diagram.htm
  • A paper discussing the puzzling location of mildly metal-rich stars on the H-R diagram:
    http://vela.astro.ulg.ac.be/themes/stellar/halos/proceedings/hrdiag/hrdiag.html