# Ondřejov

*Observatory*

Ondřejov Observatory

| | |
| --- | --- |
| Where it is | 49.9100° N, 14.7800° E |
| State | CZ |
| What is done there | optical observatory |
| Main mirror | 2 m |
| Still working | yes |

Test ranges, observatories and ground stations are a hand-picked list kept in this project rather than a published catalogue: no catalogue answers which of the world's thousands of observing sites belong on a map of it. The article below is what lets the choice be argued with.

## What it is

The Ondřejov Observatory is the principal observatory of the Astronomical Institute of the Czech Academy of Sciences. It is located in the municipality of Ondřejov, 35 kilometres (22 miles) southeast of Prague, Czech Republic.

## Elsewhere

- This place on the live map: https://www.orbitalmap.space/?at=49.91,14.78
- The article this row is vouched by: https://en.wikipedia.org/wiki/Ond%C5%99ejov_Observatory
- Every object: https://www.orbitalmap.space/o/
- What this site is and what it reads: https://www.orbitalmap.space/llms.txt

## Where this came from

Compiled 2026-09-17. Selected by hand for this project. Description from Wikipedia (en). Description: CC BY-SA 4.0.