The SDSS DR7 White Dwarf Catalog. S.J. Kleinman, S.O. Kepler, D. Koester, V. Pe ç anha, I. Domingos Pelisoli, J.E. da Silveira Costa, P. Dufour, J. Krzesinski, H. Harris, A. Nitta,. The First Sloan Digital Sky Survey White Dwarf Catalog
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S.O. Kepler, D. Koester,
V. Peçanha, I. Domingos Pelisoli, J.E. da Silveira Costa,
P. Dufour, J. Krzesinski, H. Harris, A. Nitta,
The First Sloan Digital Sky Survey White Dwarf Catalog
Kleinman, Harris, Eisenstein, Liebert, Nitta, Krzesinski,...
ApJ 2004May20 V.607, P.426
200 WDM pairs
157 uncertain WDs
Scot J. Kleinman (Subaru)
Daniel Eisenstein (U. AZ/Steward Obs.)
Jim Liebert (U. AZ/Steward Obs.)
Hugh Harris (USNO Flagstaff) &
the rest of the SDSS WD collaboration
Paper accepted to ApJSupp.
This is similar to what was seen in the DR1 catalog, but we think we have an explanation now!
models, comparison fits
SDSS WD Group
European White Dwarf Workshop 2008
437 DZs7.7, 3.3 x DR1, DR4
218 DQs4.8, 2.1 x DR1, DR4
48 DOs3.7, 1.2 x DR1, DR4
1640 WDMs8.2 x DR1
98 Mixed WDs
1135 Uncertain WDs