WD catalog
The WD-catalog (engl. W hite D threw catalog) is a star catalog of white dwarfs that of the Faculty of Astrophysics and Planetary Science of Villanova University is issued.
Cataloged stars
In its first edition, which was published in 1987, 1279 spectroscopically identified white dwarfs are listed. As of 2019, the catalog is in its seventh edition and contains entries for 14294 objects and 27975 individual observations.
Exoplanets
It is considered certain that there are exoplanets around white dwarfs . The planet WD 1145 + 017 b orbits the white dwarf WD 1145 + 017. It is torn apart by the gravity of its star.
Web links
Individual evidence
- ↑ George P. McCook, Edward M. Sion: A Catalog of Spectroscopically Identified White Dwarfs . In: The Astrophysical Journal Supplement Series . tape 65 , 1987, pp. 603-671 , doi : 10.1086 / 191238 , bibcode : 1987ApJS ... 65..603M .
- ↑ George P. McCook, Edward M. Sion: VizieR Online Data Catalog: Spectroscopically identified white dwarfs (McCook +, 2014) . In: VizieR Online Data Catalog . 2016, bibcode : 2016yCat .... 102035M .
- ↑ Astronomy Now: White dwarf “Death Star” seen destroying a planet , accessed December 21, 2016