Celestial hemisphere:  Northern  ·  Constellation: Andromeda (And)  ·  Contains:  Andromeda Galaxy  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224
M31, Juanjo Romero
M31
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M31

M31, Juanjo Romero
M31
Powered byPixInsight

M31

Equipment

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Description

M31, the Great Andromeda Galaxy, is the nearest spiral galaxy to our own and is part of the so-called Local Group.
Setup: OTA refractor TS102 f/5.6 on HEQ-5  Pro/Belt drive + camera Nikon D-90 + Optolong l-enHance dual band filter.
Guiding:  60mm f4 guide scope + ASI224MC + PHD2
Total exposure: 3h 00min : 800ISO 
Subframes: 36 lights x 300s ; 15 Dark; 90 Flats; 90 DarkFlats; 50 Bias
Software: NINA + DSS + StarTools
Photos from l’Ampolla, Tarragona, Spain,  2021/10/15
Bortle 3-4 ; Moon at 80%; Age Range 10.0 days

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M31, Juanjo Romero