(double stars) CoRoT — CoRoT Catalogue CoRoT-Exo — CoRoT Catalogue Cou - Paul Couteau (double stars) CP - Cambridge Pulsar CPC — Cape Photographic Catalogue CPD — Cape Photographic Durchmusterung Cr - Collinder (open star clusters) (Per Collinder) Crinklaw - (telescopic asterisms) CRL - Cambridge Research Laboratory Sky-Survey Cruls/Cru - L. Cruls (double stars) CSI — Catalog of Stellar Identifications CSV — Catalog of Suspected Variables CSS — General Catalogue of S Stars Cz - Czernik (open star clusters) D D — James Dunlop (A catalogue of nebulae and clusters of stars in the southern hemisphere, observed at Parramatta in New South Wales) DA — Dominion Observatory List A Danjon - Andre Danjon (double stars) Danks - (open star clusters) Dawes - W.R.Dawes (double stars) δ - B.H.Dawson (double stars) DBSB03, I.R. - (open star clusters) DB2000 (Dutra-Bica 2000, I.R.) (open star clusters) DB2001 (Dutra-Bica 2001, I.R.) (open star clusters) DC - (open star clusters) DCld — A catalogue of southern dark clouds DDO - David Dunlap Observatory (Dwarf Galaxies) DeHt - Dengel-Hartl (planetary nebulae) Dem - Ercole Dembowski (double stars) DENIS — Deep Near Infrared Survey of the Southern Sky DENIS-P — Deep Near Infrared Survey, Provisory designation Desvoivres - (telescopic asterisms) DHW - Dengel-Hartl-Weinberger (planetary nebulae) Dias - Wilton S. Dias, UNIFEI (open star clusters) Dick - J.Dick (double stars) Djorg - Stanislav George Djorgovski (globular star clusters) (for example: Djorgovski 1 in Scorpius) Dju - P.Djurkovic (double stars) DM — Durchmusterung BD — Bonner Durchmusterung CD / CoD — Cordoba Durchmusterung CPD — Cape Photographic Durchmusterung DN - Duus-Newell (Catalogue of Southern Groups and Clusters of Galaxies) (Alan Duus / Barry Newell) DnB - Open Source (nebulae) DO — Dearborn Observatory Do - Dolidze (open star clusters) (57 items) Dob - A.W.Doberck (double stars) Dom - Jean Dommanget (double stars) Don - H.F.Donner (double stars) Donatiello - Giuseppe Donatiello (for example: dwarf spheroidal galaxy Donatiello I in Andromeda) Doo - Eric Doolittle (double stars) DoDz - Dolidze-Dzimselejsvili (open star clusters) (11 items) Dorpat - Dorpat Observatory, Estonia DR - Downes and Rinehart microwave sources Du - Duner (double stars) Δ - James Dunlop (double stars) Dutra-Bica (open star clusters) DWB - Dickel, Wendker, Bieritz (A catalogue of optically visible HII regions in the Cygnus X region) Dwingeloo - Dwingeloo Obscured Galaxy Survey (DOGS) (for example: Dwingeloo 1 and Dwingeloo 2 in Cassiopeia) E E - (for example: