AMATEUR ASTRONOMY PAGES
Javier Gómez Laina                                                
M13  in Hercules
(click on the image for a full resolution image  -  514 Kb)

            


Object:             M13     - globular cluster -    
Telescope:       COMELLAS  telescope  (250 f/4.8 Newton). Lumicon coma corrector, LPS filter.
Camera:           Canon 350d  modified (infrared filter removing)
Exposures:       118 x 300"      (9:50 total exposure)    ISO 200
Resolution:       1.1"/pixel   (largest size)
Date:                29 Jun & 4 Jul  2007
Guiding:           MX716 on Off-Axis Guider
 

Processing:

Bias, Darks & Flat calibration
SDMask combining
Dynamic Background Extraction (sky gradient correction)
Histogram, Curves and wavelets adjust


Software:
ImagesPlus, PixInSight, PhotoShop.