Object: ngc7023. The Iris nebula in Cepheus Telescope: Sky-Watcher Esprit 80 triplet Apo & flattener (f/5 - 400mm). Camera: DSLR Canon 6D. Original IR filter replaced (Astrodon Inside). Exposures: 43x 15' (10:45 h) Mount: Sky-Watcher AZ-EQ5 Guiding: Lacerta MGEN on 50mm finder Date: October 2017 Site: Observatorio Rural Guadalajara (Spain) - mag 6.5 skies - |
Processing: Bias, Darks & Flat calibration Sigma combining Color calibration Multiscale Linear multiscale transform Local Fuzzy Histogram Hyperbolization script Curves and Histogram adjustments Software: PixInSight |