NGC4945 NGC4945A NGC4976

NGC4945 NGC4945A NGC4976




Conditions:

Date: 2024 06 07 & 2024 06 08

Mount: IOPTRON CEM70AG 1
Optic; TS-Optics 10" f/4 UNC Newtonian Telescope with Carbon Tube + Starizona Nexus Corrector 0.75 =>F/D=3
Focale: 750mm - Diameter:254mm Camera: QHY268 + IR cut 2"
Focusing before each picture with EAF Site: Bois de Nefles Saint-Paul 55° 19'54"E / 20° 59'58"S
Seeing: Humidity and some Light polution
Capture: 40 x 120 sec Temp: -8 deg
Guidind refractor 400mm + ZWO Asi178 (+-0.42" arc)(medium)
Pre processing DOF
Software: OS Ubuntu-Linux / Astroberry - Indi-Kstars-Ekos - PHD guiding - Siril - Gimp

Informations:
a barred spiral galaxy in the constellation Centaurus
Magnitude: 9,3
7800 light-years away from Earth
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