Theofanis Matsopoulos:
National Observatory of Athens
Theofanis Matsopoulos:
Ploessl Telescope
Theofanis Matsopoulos:
National Observatory of Athens Library
Theofanis Matsopoulos:
National observatory of athens
Theofanis Matsopoulos:
Meridian Circle
Theofanis Matsopoulos:
Dorides Dome
Theofanis Matsopoulos:
Dorides Refracting Telescope
Theofanis Matsopoulos:
Newall Dome and Telescope Startrails
Theofanis Matsopoulos:
Newall Dome Startrails
Theofanis Matsopoulos:
Θόλος Τηλεσκόπιου Newall Αστεροσκοπείου Πεντέλης
Theofanis Matsopoulos:
Newall Refractor
Theofanis Matsopoulos:
R.S. Newall Refractor
Theofanis Matsopoulos:
Helmos Observatory Dome Milky Way
Theofanis Matsopoulos:
Helmos Observatory Dome Milky Way Pano
Theofanis Matsopoulos:
Helmos Observatory Dome Startrails
Theofanis Matsopoulos:
Helmos Observatory Dome & Dimm Observatory Startrails
Theofanis Matsopoulos:
Helmos Observatory
Theofanis Matsopoulos:
Aristarchos Telescope C
Theofanis Matsopoulos:
Aristarchos Telescope B
Theofanis Matsopoulos:
National Observatory of Athens - Moon Halo
Theofanis Matsopoulos:
National Observatory Of Athens - Acropolis of Athens Panorama
Theofanis Matsopoulos:
Penteli Observatory 14inch Telescope Dome
Theofanis Matsopoulos:
Dorides Refractor Fisheye
Theofanis Matsopoulos:
Krioneri Observatory Telescope 2
Theofanis Matsopoulos:
Krioneri Observatory Telescope 1
Theofanis Matsopoulos:
Krioneri Observatory Startrails
Theofanis Matsopoulos:
Krioneri Observatory Milky way
Theofanis Matsopoulos:
Kryoneri observatory Panorama