Contest #134 answer: Arecibo Observatory, Puerto Rico

The Arecibo Observatory is the largest single aperture radio telescope in the world. The dish is 305 m (1001 ft) in diameter and the antenna is located 150 m (500 ft) above the dish.

arecibo

It was constructed between 1960 and 1963 and got a significant upgrade in 1997

arecibo-ant

We have a record number of correct answers this week:

  • Exsanguinator
  • Ivar Bonsaksen
  • Milosh, Serbia
  • Bart Hoekstra
  • Joel Zirmer
  • Willem
  • Robert Campbell
  • Jan Depczynski
  • Dennis S.
  • hhgygy
  • LawnBoy
  • mehmet yaliman
  • ACG
  • Paul Franson
  • Ben
  • Skip
  • lardarz
  • Kate
  • BroderUlf
  • BobB
  • David S
  • Josh Muehe
  • Joey
  • Camargo, California
  • realpetko
  • Steve Jaycocks
  • Neil
  • Sarah G
  • Andy McConnell
  • Aaron Predeek
  • Andy M, USA
  • Doc Will
  • Malcolm
  • Max and Claire
  • David Kozina
  • Thomas Egan
  • Pascal Gilbraith
  • Max_Power
  • Wappaw
  • Bill Bass
  • Kate S.
  • Steven Roorda
  • Jan_Vergouwe
  • Michael T
  • Ben-Greg
  • Graham Foxall
  • Per Svolsbru
  • Andrew Smith
  • skammeb
  • Lori Simpson
  • Enrique
  • EJ