Hemisphere:  Southern  ·  Contains:  M 104  ·  NGC 4594  ·  Sombrero galaxy
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M104, the Sombrero galaxy, 


            Gianni Cerrato
M104, the Sombrero galaxy
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Technical card

Imaging telescopes or lenses: Tecnosky RC8 Carbon

Imaging cameras: ZWO Optical ASI1600MM-Cool

Mounts: SkyWatcher AZ EQ6 GT

Guiding telescopes or lenses: Tecnosky 80/600 acromatico

Guiding cameras: lacerta mgen2

Focal reducers: AstroPhysics Flattener 67PF462

Software: ESA/ESO/NASA FITS Liberator 3.0  ·  PixInsight  ·  photoshop

Filters: ZWO LRGB 31.8 filters

Accessory: ZWO EFWmini (5 x 1.25″or 5 x 31mm)

Dates:May 31, 2019

ZWO LRGB 31.8 filters: 40x120" (gain: 134.00) -20C bin 1x1
ZWO LRGB 31.8 filters: 30x90" (gain: 134.00) -20C bin 1x1

Integration: 2.1 hours

Avg. Moon age: 26.57 days

Avg. Moon phase: 9.60%

Bortle Dark-Sky Scale: 2.00

Temperature: 13.00

Basic astrometry details

Astrometry.net job: 2738611

RA center: 12h 39' 30"

DEC center: -11° 37' 30"

Pixel scale: 0.982 arcsec/pixel

Orientation: 4.327 degrees

Field radius: 0.428 degrees

Resolution: 2500x1890

Locations: Palombaggia, Porto Vecchio, France

Data source: Traveller


(a little cropped)
this is about 2 hours of total exposure time with RC8 astrograph with astrophysics 0.67x reducer and Zwo ASI1600 mono camera in LRGB
taken pointing over the sea @ Palombaggia, South Corse.

Another little dream reached, this object was my obsession on childhood dreaming to take a shot, and now 42 y.o. i've done :D lol!



Gianni Cerrato
License: Attribution-NonCommercial-NoDerivs Creative Commons


  • Final
    M104, the Sombrero galaxy, 


            Gianni Cerrato
  • M104, the Sombrero galaxy, 


            Gianni Cerrato
  • M104, the Sombrero galaxy, 


            Gianni Cerrato

Sky plot

Sky plot


M104, the Sombrero galaxy, 


            Gianni Cerrato