Astronomical

Category:Astronomical objects – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Astronomical_objects?uselang=de

Keine Beschreibung vorhanden.

Category:Astronomical journals – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Astronomical_journals?uselang=de

Keine Beschreibung vorhanden.

Herschel-Medaille für Michael Kramer | Max-Planck-Gesellschaft

https://www.mpg.de/6806582/kramer-herschel-medaille

Royal Astronomical Society ehrt Direktor am Max-Planck-Institut für Radioastronomie

The Extremely Large Telescope | ESO Deutschland

https://www.eso.org/public/germany/teles-instr/elt/?lang

ESO, European Organisation for Astronomical Research in the Southern Hemisphere

Category:Astronomical spectroscopy – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Astronomical_spectroscopy?uselang=de

Keine Beschreibung vorhanden.

Astronomical Optics - Daniel J. Schroeder - Google Books

https://books.google.de/books?id=v7E25646wz0C&pg=PA433&dq=snr%2Bmean%2Bstandard-deviation%2Bratio#v=onepage

This book provides a unified treatment of the characteristics of telescopes of all types, both those whose performance is set by geometrical aberrations and the effect of the atmosphere, and those diffraction-limited telescopes designed for observations…