Bonsoir Patrick Mon anglais n'a pas évolué, et si j'ai suivi cette discussion, j'avoue ne pas tout saisir, meme avec un traducteur !
J'ai téléchargé ucac3-catalog-north.zip et apparemment validé dans CDC V2 et V3 . Qu'obtient-on ensuite, comment utiliser ce catalogue ? Merci d'avance pour une petite synthèse French Cordialement Pierre 2009/9/30 Patrick Chevalley <[email protected]> > > Hi, > > The UCAC3 files for CdC are now ready for download. > You can get them from: > http://www.ap-i.net/skychart/en/download_catalogs > or directly: > https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC3/ > > The catalog is split in three part so you can get only the zone visible > from your area. > ucac3-catalog-south.zip : South zone -90 to -30 > ucac3-catalog-equator.zip : Equatorial zone -30 to +22.5 > ucac3-catalog-north.zip : North zone +22.5 to +90 > A fourth file ucac3-index.zip contain the optional full search index for > all the zones. > Each file is about 500MB is size. > > Extract all this zip under ciel\cat or share/skychart/cat. As each file is > autonomous there is two common file on each, when prompted for replacement > you can respond yes or no without effect. > > The information for each star include: identifier, RA, Dec, aperture > magnitude, proper motion, approximate color index. > I finally not upload the smaller version with less information. Because of > a good compression factor on the full version the size difference was not so > big (about x1.5) and if you can download 300MB you can also download 500MB. > > Remember to install and activate Tycho2 at the same time for the bright > stars. > My preferred star catalog setting for general use is now: > BSC 0 - 10 (0 - 360) > Tycho2 0 - 6 (0 - 45) > 3UC 0 - 3 (0 - 5) > > Patrick > > > > > ------------------------------------ > > Yahoo! Groups Links > > > > > -- Pierre DUBREUIL Aspremont (06) [Non-text portions of this message have been removed]
