Here is my collection of solar images for the year 2023
Last update : 3 June 2023
Whites pectrum with lots of sunspots. First ever image with new Apochromat.
2 June 2023 - 1411UT - ISO200 - 20 x 1/1600s - LUMIX G110 - ED-FCD APO - stacked with AstroStakkert4
Sun in white spectrum light with a few sunspots. First image with new lens in the refractor.
17 April 2023 - 1440UT - ISO400 - 1/2000s - LUMIX G110 - NH-APO
Lots of fine sunspots visible.
21 January 2023 - 1322UT - ISO200 - 1/2500sec - LUMIX G110 - Nighthawk 80/480mm
Same view a few minutes later magnified with an ED Barlow lens.
21 January 2023 - 1337UT - ISO640 - 1/500sec - LUMIX G110 - 2x ED Barlow - Nighthawk 80/480mm
Equipment
Optics : Omegon Pro AP Triplet ED FCD-100 d=85 f=510mm Apochromat (f=1/6) : StellarVue Nighthawk Refractor d=80mm f=480mm Achromat (f=1/6) : Intes MK-67 Maksutov Type Reflector d=150mm f=1800mm (f=1/12) Camera : NIKON D7000 DSLR unmodified (from 2011) : Panasonic LUMIX G110 MFT System (from 2021) : The Imaging Source DMK21AU4.AS monochrome USB highspeed camera Filter : IR/UV Cut, Astronomik H-Alpha, Astronomik LRGB 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 with MT1(RA) & MT1(DEC) Controller : EQStar Pro (new in May 2023) Guiding : PHD Aquisition : DELL Notebook (Windows 10) Image Processing : ImagesPlus, NeatImage 7, Registax 6, DeepSkyStacker, Gimp latest list update : June 2023