M31, Andromeda Galaxy - a photo on Flickriver

            DESCRIPTION: My second attempt at photo of M31 Andromeda Galaxy with limited data and limited Photoshop skills :-) …. I looking forward your comments and tips. I would very appreciate your advise how to do better. 

OBJECT: M31, Andromeda Galaxy, Constelation Andromeda, apparent magnitude 3,4, apparent dimension 3,2 x 1 arcdeg, FOV 4,1 x 2,7 arcdeg, 

GEAR: Nikon Z7 Kolari Full Spectrum + Nikkor 500/5,6 PF, no filter, pixel scale 1,79 arcsec/px,  tracking mount iOptron CEM60EC - 3 star alignment, no auto guiding, dew heater.

ACQUISITION: August 20, 2020, Struz, CZ, Exposure 300s, f 5,6, ISO 400, Interval 15 s, Lights 25x, Darks 24x, Bias 24x, Flats 30x. Total exposure time 125 min. Night, no clouds, breeze, 17 C, no Moon, light pollution - Bortle 5. 

STACKING AND POST PROCESSING: AstroPixelProcessor (stacking, background neutralization, light pollution removal, calibrate background.), Adobe Photoshop CC 2020 (stretching, black and white point settings, dim stars, enhance DSO, space noise reduction, contrast setting and sharpening). No cropped image, image size 3840 x 2560 px.

Taken on: August 20, 2020

Tags:

M31

Andromeda

deepsky

night

astrophotography

nikonz

nikonz7

nikkor500

ioptron

cem60ec « less

Sets appears in: • My Flickr’s on Explore • Deep Sky Objects

Groups appears in: • FlickrCentral • Nikon Digital more » • Beautiful Light • Amateurs • After Dark - Night Photography • Astronomy • Nikkor • Nature - Astronomy • Flickr Nature • Deepsky • Night Sky, The • Deep Space Astrophotography • Amateur Astronomy • Astronomical Images • astrometry • Astronomy, Stars, Planets and Space • Nikon Digital Learning Center • "Los mejores momentos de tu día" • Astronomy for all • Wide Field Astrophotography - Starry Skies • ***Flickr Global • Astronomy Photos • BBC Sky at Night and Stargazing Live • Starry Night Astrophotography • Backyard Astrophotography • Camera Lens Astrophotography • Digital Astrophotography • in explore • Amateur Astro-Photography • Astroscape • Czech & Slovak photographers • ;-)) al Amanecer y al Atardecer ★ Sunset-Sunrise IIPARTE • Astrophotography Group • ARTISTIC EXPRESSION - ASTROPHOTOGRAPHY - By Invitation Only • Brain Vision. Art. • NIKON Z SERIES • Astro Imaging • THERE IS NO LIMIT FOR PHOTOGRAPHIC CREATION • BEAUTY PHOTOS AROUND THE WORLD • UFO OSNI BODIES PARANORMAL PHENOMENA AND PHENOMENA NOT EXPLAINED • NIKON MIRRORLESS PHOTOS - No 30/60 Groups Limit « less

Stats: 10,122 views / 34 comments

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