In Zusammenarbeit mit der Astro-AG des Leibniz-Gymnasiums in Essen.

Based on data obtained with the MOnitoring NEtwork of Telescopes (MONET), funded by the "Astronomie & Internet" program of the Alfried Krupp von Bohlen und Halbach Foundation, Essen, and operated by the Georg-August-Universität Göttingen, the McDonald Observatory of the University of Texas at Austin, and the South African Astronomical Observatory.

Link: Leibniz-Gymnasium Essen
Link: Alfried Krupp von Bohlen und Halbach-Stiftung
Link: Georg-August-Universität Göttingen
Link: McDonald Observatory, Texas, USA
Link: South African Astronomical Observatory