To follow a family important tradition of astronomers, Lord Ross gives to the College the possibility to install a radio observatory at Birr Castle near the Great Leviathan Telescope an astronomical telescope with a 183-cm (72 in) reflector. It was completed in 1845 and was used for several decades before the last observations were made in the first years of the 20th century. Its record size was not surpassed until the completion of the 254-cm (100-in) Hooker Telescope in 1917. It was dismantled in 1914, but was restored in the 1990s and is open to the public.
The scheme of the system:
No comments:
Post a Comment