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  2. List of astronomical catalogues - Wikipedia

    en.wikipedia.org/.../List_of_astronomical_catalogues

    1RXS — ROSAT All-Sky Bright Source Catalogue, ROSAT All-Sky Survey Faint Source Catalog. 1SWASP — SuperWASP. 2A — see 1A. 2C — Second Cambridge Catalogue of Radio Sources. 2E — The Einstein Observatory Soft X-ray Source List. 2MASS — Two Micron All Sky Survey. 2MASP — Two Micron All Sky Survey, Prototype.

  3. Principal Galaxies Catalogue - Wikipedia

    en.wikipedia.org/wiki/Principal_Galaxies_Catalogue

    The Principal Galaxies Catalogue ( PGC) is an astronomical catalog published in 1989 that lists B1950 and J2000 equatorial coordinates and cross-identifications for 73,197 galaxies. It is based on the Lyon-Meudon Extragalactic Database (LEDA), which was originally started in 1983. [2] 40,932 coordinates (56%) have standard deviations smaller ...

  4. Sharpless catalog - Wikipedia

    en.wikipedia.org/wiki/Sharpless_catalog

    The Sharpless catalog is a list of 313 H II regions (emission nebulae) intended to be comprehensive north of declination −27°. (It does include some nebulae south of that declination as well.) The first edition was published in 1953 with 142 objects (Sh1), and the second and final version was published by US astronomer Stewart Sharpless in ...

  5. Abell catalogue - Wikipedia

    en.wikipedia.org/wiki/Abell_catalogue

    The Abell catalog of rich clusters of galaxies is an all-sky catalog of 4,073 rich galaxy clusters of nominal redshift z ≤ 0.2. This catalog supplements a revision of George O. Abell 's original "Northern Survey" of 1958, which had only 2,712 clusters, with a further 1,361 clusters – the "Southern Survey" of 1989, published after Abell's ...

  6. Henry Draper Catalogue - Wikipedia

    en.wikipedia.org/wiki/Henry_Draper_Catalogue

    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 ...

  7. Michel catalog - Wikipedia

    en.wikipedia.org/wiki/Michel_catalog

    Michel catalog. The Michel catalog ( MICHEL-Briefmarken-Katalog) is the largest and best-known stamp catalog in the German -speaking world. First published in 1910, it has become an important reference work for philately, with information not available in the English-language Scott catalogue .

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