AMATEUR ASTRONOMY  home
A billion stars wrapped in darkness
(click and scroll on the image for 4K resolution)




Object:            Milky Way wide field mosaic (6 frames).
Telescope:    
 Samyang 135mm objetive lens (stopped to f/2.7).
Camera:          DSLR Canon 6D. Original IR filter replaced (Astrodon Inside).
Exposures:       about 30 x 6' each frame  (18:00 h total)

Mount:              Sky-Watcher AZ-EQ5                                  
Guiding:            Lacerta MGEN on 50mm finder
Date:                 14-25 July 2017
Site:                  Observatorio Rural  Guadalajara (Spain)    - mag 6.5 skies -
  
Processing:
Bias, Darks & Flat calibration
Registration and Sigma combining
Color calibration
Masked histogram
HDR and Linear 
multiscale transform
Curves and Histogram equalization & adjustments

Software:
PixInSight