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astro-ph2004
The Initial-Final Mass Relationship: Spectroscopy of White Dwarfs in NGC 2099 (M37)
Jasonjot Singh Kalirai, Harvey B. Richer, David Reitzel +5
We present new observations of very faint white dwarfs (WDs) in the rich open star cluster NGC 2099 (M37). Following deep, wide field imaging of the cluster using CFHT, we have now…
astro-ph2004
Concerning the White Dwarf Cooling Age of M4: A Response to the Paper by De Marchi et al. on "A Different Interpretation of Recent HST Observations"
H. B. Richer, J. Brewer, G. G. Fahlman +7
We respond to the paper by De Marchi, Paresce, Straniero and Moroni (2003) on the white dwarf cooling age of M4. The authors question the data analysis and interpretation that led…