EntityQ676709· pop 16· linked from 128 articlesArmagh ObservatorySign in to saveobservatory in Armagh, County Armagh, Northern IrelandConnectionsSunConceptSolar SystemEntityNorthern IrelandEntityUNESCOEntityclimateEntityWorld Heritage SiteEntitygeographic coordinate systemEntityasteroidEntityInternational Standard Book NumberEntityBritish IslesEntitybrassEntitydigital object identifierEntityInternational Standard Serial NumberEntitysunspotEntityArmaghEntityanemometerEntitybibcodeEntity9 MetisEntityJohn Louis Emil DreyerEntityRoyal Astronomical SocietyOrganizationCategories1789 establishments in IrelandAstronomical observatories in Northern IrelandAstronomy institutes and departmentsBuildings and structures completed in 1789Buildings and structures in Armagh (city)Grade A listed buildingsResearch institutes in the United KingdomScience museums in Northern IrelandTourist attractions in County ArmaghUse Hiberno-English from November 2020World Heritage Tentative List