Arp 78 pair of galaxies NGC 770/2, Distance about 130 million lightyears.

Technical data:
Suburban Sky
Bortle Scale 6
AZEQ6 pro mount
Optolong l-pro 2" filter
C11 telescope, reduced 1680mm f6.3
ASI 2600 MC Pro camera -10°, 100gain
ASI 120MM mini guide camera
Skywatcher 70/500 f7.1 guide telescope

Image data:
Integration (7h 35′)
Light 91×300″, 31dark, 62flat
DSS + Pix Insight + Photoshop
Location Margine Rosso
Quartu, Sardinia, Italy
Dates:
1312/23
15/12/23

Daten zum Bild