Celestial hemisphere:  Northern  ·  Constellation: Andromeda (And)  ·  Contains:  Great Nebula in Andromeda  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224  ·  The star 32And  ·  The star νAnd
Andromeda Galaxy - M31 - a mosaic in progress, 



    
        

            Ewam
Andromeda Galaxy - M31 - a mosaic in progress
Powered byPixInsight

Andromeda Galaxy - M31 - a mosaic in progress

Acquisition details

Dates:
July 19, 2015
Frames:
24×240(1h 36′)
Integration:
1h 36′
Avg. Moon age:
3.21 days
Avg. Moon phase:
11.21%

Basic astrometry details

Astrometry.net job: 731510

RA center: 00h43m09s.6

DEC center: +41°0722

Pixel scale: 2.072 arcsec/pixel

Orientation: -61.665 degrees

Field radius: 2.111 degrees

Resolution: 620x412

File size: 291.9 KB

Description

Here is the beginning of another big one : M31 with to focal length :

The background and some of the lum coming from 200mm @ f2.8 and the main details of the core with the 1200mm @ f7.9

M31 is a mosaic of est, center & west series of 4 minutes @ 6400iso. I will add more frames in the coming days...

Comments

Sky plot

Sky plot

Histogram

Andromeda Galaxy - M31 - a mosaic in progress, 



    
        

            Ewam