code: 058) was an astronomical observatory and research facility which was attached to the Albertina University in Königsberg, what is now Kaliningrad, Russia.

The observatory was destroyed by Royal Air Force bombs in August 1944 during the Second World War.

Nowadays, the building is considered a regional architectural monument.

In 1838, the parallax of a star was determined successfully for first time by Bessel using a heliometer of Fraunhofer.

This article about a specific observatory, telescope or astronomical instrument is a stub.