DESCRIPTION: Three session integration of M31.


OBJECT: Messier 31, The Andromeda Galaxy, apparent magnitude 3,4, apparent dimension 3,2° x 1°


CALIBRATION: RA center 0h 43m, DEC center +41°13’, Field radius 2,7°, Image pixel scale 4,2 arcsec/px, Image size 3840 x 2560 px.


GEAR: Nikon Z7 Kolari Full Spectrum + Nikkor Z 400/4,5, Astronomic UV/IR/L3 Clip in filter (session1 and2,) Astronomic CLSCCD Clip in filter (session3) , Rollei Astroklar light pollution filter (session 1 and 2), Dew heater strip, Sensor pixel scale 2,25 arcsec/px, tracking mount iOptron HEM27EC - iPolar alignment, No auto guiding.


ACQUISITION: Three session, Struz, CZ:
Session 1 - August 20, 2023, Subexposure 180s, f 4,5, ISO 400, Interval 10 s, RAW-L, Lights 42x, Bias 22x, Flats 22x.
Session 2 - August 23, 2023, Subexposure 180s, f 4,5, ISO 400, Interval 10 s, RAW-L, Lights 22x, Bias 22x, Flats 22x
Session 3 - September 16, 2023, Subexposure 180s, f 4,5, ISO 1600, Interval 10 s, RAW-L, Lights 26x, Bias 22x, Flats 22x
Total exposure time 270 min. Night, Backyard - Light pollution - Bortle 5.


STACKING AND POST PROCESSING: Stacking in Pixinsight, post processing in Pixinsight and Adobe Photoshop.

Tags:   astrophoto Astrophotography colours cosmos deep_sky iOptron light Night nightsky sky space universe M31 Nikkor_Z400 Andromeda_galaxy

© All Rights Reserved

Club des Tractions Avant de Bretagne.
www.facebook.com/Ctab35/
Foire Internationale de RENNES du 29/03/2024.
www.rennesparcexpo.fr/nos-evenements/foire-internationale...

Ce(tte) œuvre est mise à disposition selon les termes de la Licence Creative Commons Attribution 4.0 International.

Tags:   CLUB DES TRACTIONS AVANTS DE BRETAGNE CLUB DES TRACTIONS AVANTS DE BRETAGNE 2024 RENNES

© All Rights Reserved

Full Moon 042324 9100-9714 pipp dxo fphoto wavesharp 4x5

Tags:   Canon SL1 Affinity Photo Full Moon DxO PIPP WaveSharp

© All Rights Reserved

Tags:   35mm a7r iii america the beautiful california mist trail national park nature nevada fall samyang sony vernal fall yosemite yosemite national park

© All Rights Reserved

Tags:   35mm a7r iii america the beautiful california mist trail national park nature nevada fall samyang sony vernal fall yosemite yosemite national park

© All Rights Reserved