| Object: Galaxy field in Virgo. Telescope: Sky-Watcher Esprit 80 triplet Apo & flattener (f/5 - 400mm). Camera: DSLR Canon 6D. Original IR filter replaced (Astrodon Inside). Exposures: 68 x 15' (17:00 h) Mount: Sky-Watcher AZ-EQ5 Guiding: Moravian G1-2000 ccd, 50mm finder. Date: January - February 2020 Site: Observatorio de La Sagra Granada (Spain) |
Processing: Bias, Darks & Flat calibration LinearFit pixel rejection combining Photometric Color Calibration Masked stretch Curves and Histogram adjustments Software: PixInSight |