Archive – Notizen von gestern

Archiveandreasgester2026-09-10T22:14:30+02:00

Archive

20. August 2026

G10 Instead of Glue Stick: A New Build Plate for My H2S
Finally printing engineering filaments without constantly smearing glue stick all over the build plate.
20. August 2026

Six Nights for the Bubble Around WR 134
Six nights and around 35 hours of exposure time for the faint O III bubble around the Wolf-Rayet star WR 134.
13. August 2026

An Evening in the Field for the Solar Eclipse
A small family event during the solar eclipse, with two telescopes.
25. May 2026

Sadr Region in three nights
I used the long Pentecost weekend to photograph the Gamma Cygni Nebula.
23. May 2026

First planetary attempt with the C8
A rushed and crazy idea led to my first Moon and Jupiter images.
10. May 2026

Telescopes, the Sun, and ham radio at TUCtag 2026
At TUCtag 2026, we joined the Astro-Stammtisch Chemnitz on the campus square, with solar observing, telescopes, radio technology, and a surprising amount of interest.
25. April 2026

A look at the Sun in the hydrogen spectrum
My astronomical observations are no longer limited to the night.
3. October 2025

Lost Places with a View
A spontaneous trip to the Bohemian ruins of Hasištejn, Egerberk and Šumburk – featuring difficult parking, deserted castles and a surprisingly well-equipped field kitchen.
1. October 2025

First Fediverse Post
My first Fediverse post. Let's see whether it gets fediversed.
20. August 2025

NGC 7822, the Question Mark Nebula
On the weekend around 18 August 2025, I finally had clear nights.
18. January 2025

Gear Acquisition Syndrome has struck hard again
A new Schmidt-Cassegrain telescope has arrived.
21. December 2024

A new refractor telescope has arrived
First impressions, setup, and a quick look at the first points of light with the SQA55.
8. September 2024

Two Nights on the Lion Nebula
Two nights, very little moonlight, and a surprising amount of O III: Sh2-132 revealed more structure than I initially expected.
12. August 2024

IC 5070, the Pelican Nebula
IC 5070, the Pelican Nebula, captured on the night of 11–12 August 2024 with my 8-inch Newtonian telescope and a total integration time of 7.5 hours.
11. May 2024

The Cocoon Nebula and Its Dark Tail
Seven hours of integration revealed not only the pink-red Cocoon Nebula, but also Barnard 168: The dark cloud extending away from it like a long tail.
11. May 2024

Aurora Borealis in the Ore Mountains
A rather unexected photo bomb in the night sky
13. September 2023

Athletic Endeavours in the High Tatras
Two hikes, surprisingly cooperative mountain weather, and the UEC Trials European Championships: on our second visit to the High Tatras, mortal peril was largely absent this time—sore muscles, unfortunately, were not.
31. August 2021

The High Tatras – A Travelogue
Between silent valleys, an August snowstorm and half a camera shop in my backpack, the High Tatras showed us just how wonderful a hiking holiday can be - and how flexible the definition of a “good idea” can become.