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Ic10
(click and scroll on the image for 4K resolution)




Object:            Ic 10,  starburst galaxy with a huge envelope of hydrogen in Cassiopeia.
Telescope:    
 Luminance & Halpha:   Astrograph 400 f/4 Newton.  3" 1.15x coma corrector up to 1850mm fl). Paramount ME.  ASI 6200 MM cmos.  Chroma L & Ha filters.
                       Color:                           Astrograph  250 f/4 Newton.  Paramount ME.  ATIK 16200.  Chroma RGB filters
Exposures:        L :   234 x 10'   ( 39:00 )
                          Ha:  36 x  20'   ( 12:00 )
                          R:     10 x   5'   (   0:50 ) 
                          G:     10 x   5'   (   0:50 )  
                          B:     10 x   5'   (   0:50 )
                              Total:    53:30 hours

Resolution:       0.42"/pixel.   Luminance  FWHM after integration: 2.3" 
Date:                July - September  2022
Site:                 
Luminance:  Sagan Observatory      Las Rozas  (Spain)     - mag 4.5 suburban skies -
                        Color:           La Sagra Observatory  Puebla de Don Fadrique (Spain)    - mag 7 professional observatory skies -

Processing (PixInSight):
Bias, Dark & Flat calibration
Local Normalization
DBE
Photometric Color Calibration
Starnet for star masks
Deconvolution
Histogram stretching
Color saturation adjustments
Morphological Transformation stars reduction
LocalHistogramEqualization
Wavelet sharpening