Beta Lyrae variables are a class of close binary stars.
New!!: X Carinae and Beta Lyrae variable ·
Carina is a constellation in the southern sky.
New!!: X Carinae and Carina (constellation) ·
In astronomy, Durchmusterung or Bonner Durchmusterung (BD), is the comprehensive astrometric star catalogue of the whole sky, compiled by the Bonn Observatory (Germany) from 1859 to 1903.
New!!: X Carinae and Durchmusterung ·
The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars.
New!!: X Carinae and Henry Draper Catalogue ·
Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.
New!!: X Carinae and Hipparcos ·
The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue.