Ritter & Kolb CV Catalogue 7th Edition There has been an announcement of the new edition of the Ritter & Kolb CV Catalogue. === \\ Paper: astro-ph/0301444 From: Ulrich Kolb <uck@star.le.ac.uk> Date: Wed, 22 Jan 2003 14:58:43 GMT (7kb) Title: Catalogue of cataclysmic binaries, low-mass X-ray binaries and related objects (Seventh edition) Authors: H. Ritter (MPA Garching), U. Kolb (The Open University) Comments: Submitted to A&A (4 pages). See the dedicated catalogue webpage at http://physics.open.ac.uk/RKcat/ (OU) or http://vsnet.MPA-Garching.MPG.DE/RKcat/ (MPA) \\ The catalogue lists coordinates, apparent magnitudes, orbital parameters, and stellar parameters of the components and other characteristc properties of 472 cataclysmic binaries, 71 low-mass X-ray binaries and 113 related objects with known or suspected orbital periods together with a comprehensive selection of the relevant recent literature. In addition the catalogue contains a list of references to published finding charts for 635 of the 656 objects, and a cross-reference list of alias object designations. Literature published before 1 January 2003 has, as far as possible, been taken into account. All data can be accessed via the dedicated catalogue webpage at http://vsnet.mpa-garching.mpg.de/RKcat/ (MPA) and http://physics.open.ac.uk/RKcat/ (OU). We will update the information given on the catalogue webpage regularly, initially every six months. \\ ( http://arXiv.org/abs/astro-ph/0301444 , 7kb)