 The Vatican Advanced Technology Telescope (VATT) | |
| Alternative names | Thomas J. Bannan Astrophysics Facility |
|---|---|
| Part of | Mount Graham International Observatory  |
| Location(s) | Graham County, Arizona |
| Coordinates | 32°42′05″N 109°53′31″W / 32.7013°N 109.892°W |
| Organization | Vatican Observatory |
| Observatory code | 290 |
| Altitude | 3,178 m (10,427 ft) |
| Telescope style | Gregorian telescope optical telescope |
| Diameter | 1.83 m (6 ft 0 in) |
| Secondary diameter | 0.38 m (1 ft 3 in) |
| Focal length | 16.48 m (54 ft 1 in) |
| Mounting | altazimuth mount |
| Website | www |
  Location of Vatican Advanced Technology Telescope | |
 Related media on Commons | |
The Alice P. Lennon Telescope and its Thomas J. Bannan Astrophysics Facility, known together as the Vatican Advanced Technology Telescope (VATT), is a Gregorian telescope observing in the optical and infrared situated on Mount Graham in southeast Arizona, United States. Measuring 1.83 m (6 ft 0 in) wide, the telescope achieved its first light in 1993.
VATT is part of the Mount Graham International Observatory and is operated by the Vatican Observatory, one of the oldest astronomical research institutions in the world, in partnership with The University of Arizona.