| Object:
ngc7640 - galaxy - Telescope: COMELLAS telescope (250 f/4.8 Newton). Lumicon coma corrector. Cameras: Lum: Artemis ART4021 RGB: Canon 350d (infrared filter removed) Filters: Lum & RGB: idas LPS Exposures: Lum: 297 x 300" (24:45 total) RGB: 211 x 300" (17:35 total) Resolution: 1.28"/pixel Date: 2 - 6 Nov 2007 Guiding: MX716 on Off-Axis Guider |
Processing: Bias, Darks & Flat calibration SDMask combining Histogram, Curves and wavelets adjust ACDNR noise reduction in PI Software: MaximDL, PixInSight, PhotoShop. |