The VTT and the GREGOR are operated by four German institutes: the Astrophysikalisches Institut Potsdam, the Kiepenheuer-Institut für Sonnenphysik (Freiburg...

The WHT is part of the Isaac Newton Group of Telescopes (ING) that also operates the Isaac Newton Telescope and the Jacobus Kapteyn Telescope. The ING is owned...

The William Herschel Telescope (WHT) is the largest optical telescope of its kind in Europe, with a primary mirror of diameter 4.2 metres. Its versatile and...