It comprises four separate surveys, each conducted on the same 2.5m telescope:
Ulupınar Observatory began its activity with a donated 0.40m telescope.
The ARC was formed in 1984 with the goal of building the 3.5 m telescope.
All of the 8.2 m telescopes have adaptive optics and a full suite of instruments.
A 4.0 m telescope with a wide field of view, that will focus on infrared surveys of the sky.
Beginning in October 1999, a second 1.0 m telescope was added to the search effort.
He was part of the team that created specifications for the Discovery Channel's 4.2m telescope.
The 1.20 m telescope was the first to be installed at the site, and has been in use since 1943.
The 0.6 m telescope had automated operation capability controlled by a computer.
By 1977, only the 0.6 m and 0.4 m telescopes were reported as operational.