In old times, telescopes were positioned with so-called circular scales, which mapped the celestial coordinate system. The positioning accuracy was increased like a caliper with an angular vernier to then track the...
The announced electricity price increases seem to be having a positive effect on our evening skies at the moment. Many outdoor lights simply stay off. The darkness of the evening sky, which was already thought to be...
In August, we held a beginners’ course for interested teachers in our school lab. The first goal was the basic operation of the instruments. This included telescope control, taking color images with a digital...
In the middle of July we took our first own astrophotographs in the observatory. Before that, we had received an introduction to the controls of the telescope. After taking several pictures of the sun we were already a...