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This article explains the specification of distances, angles and magnitudes in an astrometric context. Distances The unit kilometer, which is commonly used in everyday life, is generally only used for short distances, e.g. for planetary diameters or...
On December 22 at 4:27 a.m., the sun is at the lowest point in its apparent orbit around our home planet for the northern hemisphere. This is also known as the winter solstice. Around midday, the sun reaches...
The decreasing length of the day allows us to open the observatory from 7 p.m. on Fridays, weather permitting, from November until the end of February. Special events this month include the occultation of Venus...
After the equinox on 23.09., the length of the nights predominates again. The observatory opens at 8 p.m., weather permitting. As every year, on the last Sunday of the month, this October the...
The nights are now long enough. From now on, the observatory will again be offering public observation evenings on Friday evenings from 9 pm, provided the night sky is cloudless. A ticker on the main page will provide information about the night sky from Friday noon at the latest.
To mark Science Year 2023 and the special occasion of the maximum of the Perseids, the evening started punctually at 8 p.m. with a one-hour lecture by Dr. Rolf-Dieter Schadt on the topic of "Our solar system"....
Every year in August, countless shooting stars, the Perseids, can be observed. They get their name from their apparent origin in the direction of the constellation Perseus, which slowly rises above the eastern horizon during the month....
The summer starry sky has arrived. After nightfall, the so-called summer triangle dominates, consisting of the bright stars Vega in Lyra, Deneb in the Swan and the slightly lower star Atair (also known as...
The nights around June 21, when the sun only sets for a short time, i.e. it is still at least twilight or even daylight, are called the White Nights....
May 22, 2023 Shortly after 3 pm, the four-member youth group of the Lake Constance Observatory arrived at the observatory. After welcoming them with a short chat, they immediately started setting up, which was completed after a short time.