The new observatory was inaugurated in 1954, after the 50 cm Bonner Durchmusterung ).
2.
The cross-references with the Draper and Durchmusterung catalogue numbers in the latest edition are also useful.
3.
A few decades later the positional accuracy of the Durchmusterung catalogues began to be insufficient for many projects.
4.
The work was published as " Cape Photographic Durchmusterung " in 3 volumes between 1896 and 1900.
5.
At Bonn he took an important part in preparing the " Durchmusterung " of the northern heavens.
6.
This work was published between 1894 and 1906, with the completed " Potsdamer Photometrische Durchmusterung " appearing in 1907.
7.
It contains rough positions, magnitudes, spectral classifications, and, where possible, cross-references to the Durchmusterung catalogs for 225, 300 stars.
8.
The name comes from " Durchmusterung " ( " run-through examination " ), a German word used for a visible light waves.
9.
The typical alternatives to a Durchmusterung catalogue names such as " BD + 20?07 " are " BD + 20 307 " or " BD + 20 307 ".
10.
Sharpless coordinates are based on the star catalogs Bonner Durchmusterung ( BD ) and Cordoba Durchmusterung ( CD ), but the second release was adjusted to the 1900 epoch.
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