--- title: observatory 1 url: "https://www.muehlviertel.at/en/oesterreich-poi/detail/430002031/observatory-1.html" description: Guided tours are available by telephone arrangement.The observatory is located on a plateau at the heart more widely forests at an altitude of about 900 meters.As a result, we still have a very beautiful dark night sky, good atmospheric transparency as to heavily trafficked roads or other dirt emitters located near the observatory neither industry. date: 2025-02-03 modified: 2026-03-02 --- # observatory 1 observatory 1 =============== Sandl, Oberösterreich, Österreich ![](https://assets.tourdata.at/260x195/209165/41A1CB1F43C793E5A521ED0B9EAC7612094C9ED0B116BFA5FA7FECE13079A9FF/sternwarte-freiwald.jpg) ![](https://assets.tourdata.at/260x195/209166/FAD25B0125B486766233BBAD90D2A711752BF3EC944E5EAC02A8C91FB952B7F9/sternwarte-freiwald.jpg) © Open copyright © Atronomischer Verein Mühlviertel, Hofstadler Franz Close copyright [ ![Freiwald Observatory](https://assets.tourdata.at/x550/209165/41A1CB1F43C793E5A521ED0B9EAC7612094C9ED0B116BFA5FA7FECE13079A9FF/sternwarte-freiwald.jpg "© Atronomischer Verein Mühlviertel, Hofstadler Franz") ](https://assets.tourdata.at/1920x/209165/41A1CB1F43C793E5A521ED0B9EAC7612094C9ED0B116BFA5FA7FECE13079A9FF/sternwarte-freiwald.jpg) © Open copyright © Astronomischer Verein Mühlviertel Close copyright [ ![Freiwald observatory in Sandl](https://assets.tourdata.at/x550/209166/FAD25B0125B486766233BBAD90D2A711752BF3EC944E5EAC02A8C91FB952B7F9/sternwarte-freiwald.jpg "© Astronomischer Verein Mühlviertel") ](https://assets.tourdata.at/1920x/209166/FAD25B0125B486766233BBAD90D2A711752BF3EC944E5EAC02A8C91FB952B7F9/sternwarte-freiwald.jpg) 1. 2. Pürstling 4251 Sandl [ open in Google Maps ](https://www.google.com/maps/search/?api=1&query=P%C3%BCrstling%2C%204251%20Sandl "Link will open in a new window") [ Open in Apple Maps ](https://maps.apple.com/place?address=P%C3%BCrstling%2C%204251%20Sandl "Link will open in a new window") ![](https://static.ecmaps.de/staticmap.jpg?experience=webarchitektur-meta&lat=48.54219&lon=14.65521&width=991&height=450&project=ttg-basemap&zoom=2000&server=meta.tourdata.at) Guided tours are available by telephone arrangement. The observatory is located on a plateau at the heart more widely forests at an altitude of about 900 meters. As a result, we still have a very beautiful dark night sky, good atmospheric transparency as to heavily trafficked roads or other dirt emitters located near the observatory neither industry. The dome of the observatory has a diameter of five meters and has a classic wood construction with aluminum roof covering of the Zeiss, Jena. The main unit is a 40 cm telescope with a primary mirror with a focal length of 320 cm. It is also a Refraktro with 10 cm lens. For sky photography we use various SLR or high-sensitive CCD cameras. The whole system is controlled by computer, which means that lengthy search of celestial objects, which does us the PC with a suitable program in seconds. [ Contact ](#ttgCollapseKontakt) ---------------------------------- **observatory 1** Pürstling 4251 Sandl Phone [ +43 664 8299283 ](tel:+436648299283) E-Mail [franz.hofstadler@aon.at](#mailto) Web [www.sterndlschaun.at/](http://www.sterndlschaun.at/ "New window") http://www.sterndlschaun.at/ --- **Contact person** Astronomischer Verein Mühlviertel Franz Hofstadler, DI 4240 Freistadt --- **We speak the following languages** German English Czech [ Opening hours ](#ttgCollapseOeffnungszeiten) ------------------------------------------------ Guides / tour on telephone request! - by arrangement - Registration required - Can only be viewed from outside [ Arrival ](#ttgCollapseAnreise) ---------------------------------- **Accessibility / arrival**Coming from Freistadt on the B38, turn right towards Sägewerk. Straight ahead until the junction towards St. Oswald or Sandl. Turn right and immediately take the next left. Follow the road. [ Equipment ](#ttgCollapseAusstattung) ---------------------------------------- **Service**- Guided tour [ Prices ](#ttgCollapsePreise) -------------------------------- **General price information** On request! **Payment methods** Cash payment Transfer [ Suitability ](#ttgCollapseEignung) -------------------------------------- - Suitable for groups - Suitable for schools - Suitable for kids (all ages) **Season**- Spring - Summer - Autumn - Winter [ Accessibility ](#ttgCollapseBarrierefreiheit) ------------------------------------------------- Please get in touch for more information. [To the website](http://www.sterndlschaun.at/ "New window") powered by [TOURDATA](https://www.tourdata.at "New window") [Suggest a change](#mailto) [ ![TOURDATA Logo](https://www.muehlviertel.at/fileadmin/templates/global/images/Logo-Tourdata.png "TOURDATA Logo") ](https://www.tourdata.at "New window")