I just noticed that the Strasbourg ESO catalog of planetary nebulae is also off from the latest SAC catalog by about the same distance. I wonder if it's the SAC that's off??
Hunter http://orionskies.com --- In [email protected], "hewholooks" <hewholo...@...> wrote: > > Hello all. I am using CDC 3 beta 0.1.6 and the SAC deep sky catalog v8.0 > > This is fine, and I know that I should probably stick to one deep sky > catalog, but I want fainter galaxies and other objects to be on the chart, so > I am also using the latest PGC catalog (2009). Problem is that the markers > for the galaxies in common between these catalogs often times don't even come > close to the same position and in the FOV indicator of my C9.25 - well, > sometimes they aren't even in the same FOV. > > I am concerned here because I use CDC to center objects for imaging and > selecting guidestars, so I am now unsure which catalog to trust. > > I am not sure when this issue appeared, but I don't remember it being a > problem in the past. > > Can someone offer some advice? > > Hunter > http://orionskies.com >
