M97 (Owl Nebula in Ursa Major)

(Click here or on image for larger version)

Date: March, 2007
Location: Elizabeth, CO. ~6500 ft., Mag 5.5 skies
Telescope: 16" f/4.9 Newtonian, Pegasus Optics primary
Mount: Mathis Intsruments MI-500
Exposure: 168 mins B&W ST-10XME, 90 mins RGB ST-2000XCM
Corrector: 3" Keller/Wynne coma corrector
Seeing: ~1.5" - 2"

Twenty-one ST-10 subs summed, each 8 mins long. SBIG research grade luminance filter in front of Lumicon Ha filter used on each sub. 50% DDP applied in Maxim. CCDStack used on DDP result for 15 iterate PC deconvolution

Nine XCM subs, each 10 mins long, SBIG luminance filter used on each sub. Subs calibrated in CCDOps, color converted in Maxim and summed. Saturation upped 50%, 32-bit FITS XCM sum then registered to luminance in Maxim. Final HaRGB image assembled in CCDStack

Return to the Nebulae Images page or The Bell Observatory homepage or go to SEDS page (astronomical information on M97)