Ditto, Joe. Richard Harshaw Cave Creek, AZ -----Original Message----- From: az-observing-bounce@xxxxxxxxxxxxx [mailto:az-observing-bounce@xxxxxxxxxxxxx] On Behalf Of Joe Bergeron Sent: Thursday, January 22, 2009 9:42 AM To: az-observing@xxxxxxxxxxxxx Subject: [AZ-Observing] Re: The Crab Nebula - Enhanced Hydrogen Comparison Just thought I'd mention...when I clicked on this link I got a malware warning from Google for your site. Not sure when Google got into the business of vetting websites for safety without my asking it to... On Jan 22, 2009, at 10:23 AM, Chris Schur wrote: > HI all, > > I present to you here the best shot Ive taken so far with my 12.5" > newt of the crab, M1. The last time I shot this was when I had my > ST7E, a long time ago. As you know, the crab nebula is basically a > continuum in the core, surrounded by the emission filamentary > structure. This is much like a spiral galaxy, so I applied my > enhanced hydrogen technique normally used on galaxies to this > enigmatic object with great success. As usual, I spent a great deal > of care making sure that the final colors are as true as possible to > the original calibrated RGB colors. The results bring out the > lovely blue halo that rims the outside of the filaments as well. I > hope you enjoy this image as much as I did producing it: > > http://www.schursastrophotography.com/ccdimagepages/m1-4.html > > Comments? > Chris > > > -- > See message header for info on list archives or unsubscribing, and > please > send personal replies to the author, not the list. > > Joe Bergeron Fellow, International Association of Astronomical Artists http://www.joebergeron.com -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list. -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.