National Observatory of Athens
Ploessl Refractor
Observatory Library
Meridian Circle Starke-Fraunhofe
Meridian Circle
Dorides Dome
Dorides Refracting Telescope
Newall Dome
Newall Dome Startrails
Newall Refractor
Kryoneri Dome
Kryoneri Dome Milky Way
Krioneri Telescope
Krioneri StartrailsCC
Aristarchos Dome Milky Way
Aristarchos Dome Startrails
Helmos Observatory
Aristarchos Telescope
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© 2021 by Theofanis Matsopoulos