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Nifty HR Diagrams

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Contact: F.X.Timmes
my one page vitae,
full vitae,
research statement, and
teaching statement.
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Rosenberg, 1910. Pleiades color-magnitude; comparison of the spectroscopic calcium K line with Hδ and H linesζ lines on the abscissa, photographic brightness on the as the ordinate.
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Hertzsprung, 1911. Hyades with absolute magnitudes on the top horizontal axis, absolute photographic magnitude on the lower axis, and and color index on the vertical axis.
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Russell, 1914, paper here. "All the direct measures of parallax avaliable in the spring of 1913."
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Hess Diagram from Lonnquist, Meddel. Astron. Obs. Upsala, No. 25, 1927
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Jeans 1928 - Liquid Stars!
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Gamow 1938 - no giants!
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Unmistakably Icko Iben



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Adapted from Jim Kaler
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Adapted from Michael Seeds
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Jørgen Christensen-Dalsgaard
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Unknown, circa 1970
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Supernova 1987A


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Anatoly Fomenko (1967)
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Hester et al (2010)
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Guy Ottewell
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HR Aurora, Guy Ottewell
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Add another axis for a 3D HR
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Pattern recognition
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Tribal motif of image on left.
Robert Stevens Science Ink
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Tatoo with Sun's location
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Supernova Type Ia in HR diagram
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Adapted from Falk Herwig 2005.
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M31
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HR rap beefs
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HR of love
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Karen Fischer
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Tiffany Ard
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Astronomy Magazine
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Varadi Nagy Pallal
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Gabriel Perez Diaz
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Jillian Bornak 2013
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Angeles Muñoz
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Angeles Muñoz
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MrsGeology

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pop III version 5
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playful
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Unmistakably xkcd
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After Péter I Pápics
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GAIA DR2
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photon and first neutrino HR diagram