Source identifiers

Summary information

There are currently 7 different identifiers for individual sources implemented:

  1. Hipparcos number
  2. Tycho-catalogue identifier
  3. HD number (Henry Draper catalogue and extension)
  4. HR number (Bright star catalogue)
  5. Bayer/Flamsteed identifier
  6. Variable star identifier
  7. Common name

Entries 2 to 7 will be filled in where data is available. The HD, HR and Bayer/Flamsteed cross references are as in SP-1200. The Variable stars references and common names had a small number of new entries added. Tycho identifiers are based on the Tycho-2 catalogue.