Session 170. White Dwarfs and Hot Subdwarfs

Oral, Thursday, January 13, 2005, 2:00-3:30pm, Sunrise

170.01 Photometric Analysis of Halo White Dwarf Candidates

M. T. Ruiz (Departamento de Astronomia, Universidad de Chile), P. Bergeron (Departement de Physique, Universite de Montreal), M. Hamuy (Carnegie Observatories), S. K. Leggett (UKIRT, Joint Astronomy Centre), M. J. Currie, C. -P. Lajoie (Departement de Physique, Universite de Montreal), P. Dufour (Starlink Project, Rutherford Laboratory)

170.02D The Initial-Final Mass Relation and the DA/DB White Dwarf Ratio

J. Kalirai, H. Richer (UBC), D. Reitzel, B. Hansen, R. M. Rich (UCLA), G. Fahlman (HIA/NRC), B. Gibson (USwin), T. von Hippel (UTexas)

170.03D The Origins of Hot Subdwarf Stars as Illuminated by Composite-Spectrum Binaries

M. A. Stark, R. A. Wade (Penn State)

170.04 Intrinsic Wavelength Shifts in Stellar Spectra

D. Dravins, L. Lindegren, H.-G. Ludwig, S. Madsen (Lund Observatory, Sweden)