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,
Kleinman, Harris, Eisenstein, Liebert, Nitta, Krzesinski,...
ApJ 2004May20 V.607, P.426Doubling the Number of White Dwarf Stars:
200 WDM pairs
157 uncertain WDsWhat's In It?
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.
(also www.sdss.org/dr5)The SDSS DR4 White Dwarf Catalog
This is similar to what was seen in the DR1 catalog, but we think we have an explanation now!
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
1409 SubdwarfsThe Vital Statistics