Armagh Observatory
Coordinates: 54 ° 21 '12 " N , 6 ° 38' 54" W.
The Armagh Observatory is a modern astronomical research institute located in the Armagh Astropark in Armagh , Northern Ireland .
The observatory was founded in 1790 by Archbishop of Armagh Richard Robinson, 1st Baron Rokeby . It has an exhibition that documents its history.