- E.Bernewitz (double stars) Bry - Walter William Bryant (double stars) BV - Bohm-Vitense (planetary nebulae) BVD - R.Benavides (double stars) C C — Caldwell catalogue (Sir Patrick Moore) Caballero-Solano - (for example: open star cluster Caballero-Solano 1 at Delta Orionis, also known as the Mintaka cluster) Calvet - (telescopic asterisms) Camargo - (open star clusters) Canali - (telescopic asterisms) Capo/Cpo - Cape Observatory, South Africa (double stars) CARMA Carpenter - (for example: Carpenter 1 at galactic coordinates 213.34 / -12.60) (= BDB 229, = FSR 1086, = MWSC 732) Carraro - (for example: open star cluster Carraro 1 at 10:37:00 / -58°44'00") (NW of the Eta Carinae Nebula) CBB - (open star clusters) CCCP-Cl - (open star clusters) CCCP-Gp - (open star clusters) CCCS - Catalogue of Cool Carbon Stars CCDM — Catalog of Components of Double and Multiple Stars CCO — Catalogue of Cometary Orbits CCS — General Catalogue of Cool Carbon Stars CCS2 — General Catalog of S Stars, second edition CD / CoD — Cordoba Durchmusterung CDIMP — Catalogue of Discoveries and Identifications of Minor Planets CED - Cederblad (gaseous nebula) CEL — Celescope Catalogue of Ultraviolet Magnitudes Cezar - (for example: Cezar 6 at galactic coordinates 204.93 / -13.83) CFBDSIR - Canada-France Brown Dwarf Survey (IR = Infra Red?) CG - Cometary Globule (for example: CG 4 in Puppis, also known as 'God's Hand') CGCG - Catalogue of Galaxies and Clusters of Galaxies CGCS - Catalogue of Galactic Cool Carbon Stars CGO — Catalogue of Galactic O Stars CGSS — Catalogue of Galactic S Stars Chaple - (for example: Chaple 1 at galactic coordinates 74.46 / +3.66, which is an asterism called Chaple's Arc, and also Cygnus Fairy Ring, and HD 190466 Group, and Ramakers 20) Chatard - (telescopic asterisms) Che - P. S. Chevalier (double stars) Chereul - (moving groups of stars) Chiravalle - (for example: Chiravalle 1 at galactic coordinates 75.25 / +27.91, which is an asterism called Candle and Holder). Chupina - (Chupina objects 1 to 5 are located at and near open star cluster Messier 67 in Cancer) CIO — Catalog of Infrared Observations CLUST - (open star clusters) CMC — Carlsberg Meridian Catalogue Cn - Cannon (planetary nebulae) (Cn1 / Cn2 / Cn3) Cog - Cogshall (double stars) Col - Collins (double stars) Com - G. C. Comstock (double stars) Cop - Copeland (double stars) Coro/Coo - Cordoba Observatory, Argentina