SIMBAD references

2004ApJ...607..426K - Astrophys. J., 607, 426-444 (2004/May-3)

A catalog of spectroscopically identified white dwarf stars in the first data release of the Sloan Digital Sky Survey.

KLEINMAN S.J., HARRIS H.C., EISENSTEIN D.J., LIEBERT J., NITTA A., KRZESINSKI J., MUNN J.A., DAHN C.C., HAWLEY S.L., PIER J.R., SCHMIDT G., SILVESTRI N.M., SMITH J.A., SZKODY P., STRAUSS M.A., KNAPP G.R., COLLINGE M.J., MUKADAM A.S., KOESTER D., UOMOTO A., SCHLEGEL D.J., ANDERSON S.F., BRINKMANN J., LAMB D.Q., SCHNEIDER D.P. and YORK D.G.

Abstract (from CDS):

We present the full spectroscopic white dwarf and hot subdwarf sample from the Sloan Digital Sky Survey (SDSS) first data release, DR1. We find 2551 white dwarf stars of various types, 240 hot subdwarf stars, and an additional 144 objects we have identified as uncertain white dwarf stars. Of the white dwarf stars, 1888 are nonmagnetic DA types and 171 are nonmagnetic DBs. The remaining (492) objects consist of all different types of white dwarf stars: DO, DQ, DC, DH, DZ, hybrid stars such as DAB, etc., and those with nondegenerate companions. We fit the DA and DB spectra with a grid of models to determine the Teffand logg for each object. For all objects, we provide coordinates, proper motions, SDSS photometric magnitudes, and enough information to retrieve the spectrum/image from the SDSS public database. This catalog nearly doubles the known sample of spectroscopically identified white dwarf stars. In the DR1 imaged area of the sky, we increase the known sample of white dwarf stars by a factor of 8.5. We also comment on several particularly interesting objects in this sample.

Abstract Copyright:

Journal keyword(s): Catalogs - Stars: Subdwarfs - Stars: White Dwarfs

VizieR on-line data: <Available at CDS (J/ApJ/607/426): table3.dat table4.dat table5.dat table6.dat table11.dat table12.dat>

Simbad objects: 3035

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