I added an 28 hour exposure of the M 81 Group showing the galaxies and the so-called Integrated Flux Nebula. See my picture page for more information and a comparison to a photo of 2017.
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Update for Star Adventurer
I updated the german description of my Skywatcher Star Adventurer mod with 2 axis guiding (see section Star Adventurer Mk II). It now come swith a lighter stepper, a new power supply and some 3D printed parts.
UMI 17 Lite
A new article describes a mobile set-up with an UMI 17 Lite.
Halter für den MGEN-3
Meinen MGEN-Halter gibt es jetzt einschließlich 3D Druckdateien als MkIII.
LiFePo based mid size power bank

Added a new page describing a LiFePo power box for my UMI17Lite system.
Updates and new page
Dust and Stars in Cassiopeia
Cygnus
Eagle Nebula and Omega Nebula
This photo was taken at Breddorfer Moor which is significantly darker than my garden. Only 1 hour fpür both nebulas at one shot.Compare it with my 2012 shot of Eagle Nebula and my 2018 La Palma shot of Omega Nwbula
NGC 4725, NGC 4747, NGC 4712: the Holm 468 Trio
Find a photo of the Holm 468 Trio here. The tidal arm of NGC4712 surprised me with its size and brightness.