*
Cococubed.com


Nifty HR Diagrams

Home

Astronomy research
Software instruments
Presentations
Illustrations
   Astro 101 Illustrations
   Geometry Illustrations
   Seedhead phyllotaxis
   Calculus Illustrations
   Energy Illustrations
   Logos and projects
   Nifty HR diagrams
   SN87A science-art
   Unknown Pleasures
   Sparse matrices
   Nuclide charts
cococubed YouTube
Bicycle adventures
Public Outreach
Education materials

AAS Journals
AAS Youtube
2020 Celebration of Margaret Burbidge
2020 Digital Infrastructure
2021 MESA Marketplace
2021 MESA Summer School
2021 ASU Solar Systems
2021 ASU Energy in Everyday Life


Contact: F.X.Timmes
my one page vitae,
full vitae,
research statement, and
teaching statement.
image
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.
image



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.
image

Russell, 1914, paper here. "All the direct measures of parallax avaliable in the spring of 1913."
image
Hess Diagram from Lonnquist, Meddel. Astron. Obs. Upsala, No. 25, 1927
image
Jeans 1928 - Liquid Stars!
image
Gamow 1938 - no giants!
image
Unmistakably Icko Iben



image
Adapted from Jim Kaler
image

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


image
Anatoly Fomenko (1967)
image
Hester et al (2010)
image
Guy Ottewell
image
HR Aurora, Guy Ottewell
image
Add another axis for a 3D HR
image
Pattern recognition
image
Tribal motif of image on left.
Robert Stevens Science Ink
image
Tatoo with Sun's location
image



Supernova Type Ia in HR diagram
image
Adapted from Falk Herwig 2005.
image
M31
image
HR rap beefs
image


HR of love
image


Karen Fischer
image


Tiffany Ard
image




Astronomy Magazine
image
Varadi Nagy Pallal
image
Gabriel Perez Diaz
image


Jillian Bornak 2013
image
Angeles Muñoz
image
Angeles Muñoz
image
MrsGeology

image
pop III version 5
image



playful
image
Unmistakably xkcd
image
image
After Péter I Pápics
image







GAIA DR2
image
photon and first neutrino HR diagram