Telescope | Meade LX 200 Classic 12-inch at f/6.8 on Mitty Wedge in the Julian Observatory. |
Camera | Canon XT/350d modified with Baader type 1 filter by Hap Griffin, Astronomik 12nm H alpha clip for the Ha, and Astronomik 12nm O3 folter for that. |
Exposure | Sixty three 15 minute sub-exposures at iso 1600 for 945 total minutes (15.75 hours) in Ha plus 7 hours of O3 and 7 hours ofRGB. |
Guiding | Meade OAG using PHD Guide from Stark labs with Meade DSI pro I. |
Software | Images acquired, calibrated, stacked and cropped with Nebulosity 2.3 from Stark Labs. Further processing in Photoshop CS 3. |
on-line links to more information |
check Dave Jurasovich's site at http://www.starimager.com
S&T has a nice article in July 2010 also, the second imager with story at Kieth Quattrocchi's
site at |