Third night in a row with no clouds and a very clear sight.

The guiding camera changed to the QHY5III715C, guiding worked, the GP mount ran very smooth, but there were wind gusts.

Today's
Conditions		 : Clear sky, Temp -2°C => -6°C, ~65..80% humidity, very clear, good down to mediocre seeing, wind gusts increasing.

For all images

Instrument : Omegon Pro APO Triplet ED FCD-100 d=85 f=510mm Apochromat (f=1/6)
Software : N.I.N.A, SharpCap, PHD Guiding, SIRIL, etc

M108 (NGC 3556) Galaxy & M97 (NGC 3587) Owl Nebula

More information (German Link) Wikipedia : M 108
Date - Time : 19 February 2025 - from 18:40 UT+
Image Data:
Camera=Omegon veTec 533 C | ROI=Full Frame 3008x3008 | Filter=built-in IR Cut | 96* 120s = 192 min = 3h 12min | Gain=256 | Offset=150
Due to the wind gusts I had to cut 27 frames (i.e. 54 minutes of exposures)

M97 (NGC 3587) Owl Nebula

1:1 frame of the Owl Nebula (Eulen Nebel) out of the image above.

Equipment

Optics              : Omegon Pro APO Triplet ED FCD-100 d=85 f=510mm Apochromat (f=1/6)
                    : Intes MK-67 Maksutov Type Reflector d=150mm f=1800mm (f=1/12)
Camera              : Omegon veTec 533 C Colour CMOS Camera with IMX533 square 9MP sensor 3,75µm pixels
                    : QHY 5III715C Colour CMOS IMX715 8,2MP sensor 1,45um pixels high speed
                    : NIKON D7000 DSLR unmodified (from 2011)
                    : The Imaging Source DMK21AU4.AS monochrome USB highspeed camera
                    : Panasonic LUMIX G110 MFT System (from 2021)
Filter              : IR/UV Cut, Astronomik H-Alpha, Astronomik LRGB set + filter drawer
add. optics         : ED 2x Barlow lens, eyepiece projection
                    : 35mm, 50mm, 135mm and 200mm NIKON lenses available
                    : 2.8/60mm Sigma, 12 .. 60mm Leica for MFT system
Mount               : VIXEN GP Highspeed Step Motors (Non Vixen Motors)
Controller          : EQStar Pro (System from Astro Gadget / Ukraine - since May 2023)
Guiding             : PHD2
Aquisition          : DELL Notebooks (Windows 10 & Windows 11), SharpCap, FireCapture and others
Image Processing    : DeepSkyStacker, Siril, Gimp and others

latest list update  : February 2025