| - | Martin Junius | (IAS) | |
| - | Herbert Sauber | (IAS) | |
| - | Sebastian Voltmer | (IAS) | |
| - | Dieter Willasch | (IAS) | |
| - | Wolfatorium | (IAS) | |
| - | Jan Inge Berentsen Anvik | ||
| - | Mark Ford | ||
| - | Gabi Gegenbauer | ||
| - | Michael Karrer | ||
| - | Andreas Masche | ||
| - | Piet Vanneste | ||
| - | Gerald Rhemann | ||
| - | Johannes Schedler | ||
| - | Pierre Schmid | ||
| - | Stefan Seip | ||
| - | Vitalis Vasylius | ||
| - | Heinrich Weiß | ||
| - | Barbara und Jean-Marie Will | ||
| - | Reinhold Wittig | ||
| Among our visitors, there are also, from time to time, vendors of astronomical equipment. | |||
| - | Edward von Bergen | (Astro-Optik) | |
| - | Martin Birkmaier | (Intercon-Spacetec) | |
| - | Ludwig F. Grandy | (Astro-Experts) | |
