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The Sardinia Radio Telescope (SRT) is a large, fully steerable radio telescope completed in 2011, near San Basilio, province of Cagliari in Sardinia, Italy. It is a collaboration among the Istituto di Radioastronomia di Bologna, the Cagliari Observatory (Cagliari) and the Arcetri Astrophysical Observatory (Florence).

Sardinia Radio Telescope
Innaugurazione SRT.JPG
Location(s) San Basilio, Sardinia, Italy Edit this at Wikidata
Coordinates 39°29′35″N 9°14′43″E / 39.493044°N 9.245197°E / 39.493044; 9.245197Coordinates: 39°29′35″N 9°14′43″E / 39.493044°N 9.245197°E / 39.493044; 9.245197 Edit this at Wikidata
Organization INAF Edit this on Wikidata
Altitude 600 m (2,000 ft) Edit this at Wikidata
Telescope style Radio telescope Edit this on Wikidata
Diameter 64 m (210 ft 0 in) Edit this at Wikidata
Website Edit this at Wikidata
Sardinia Radio Telescope is located in Italy
Sardinia Radio Telescope
Location of Sardinia Radio Telescope

The main technical points are:

  • A 64-meter primary mirror with a 7.9 meter secondary;
  • A Gregorian configuration with shaped surfaces
  • An active surface: Primary mirror adjustable with 1116 actuators;
  • 0.3–115 GHz continuous frequency coverage
  • Three main focal points: Primary, Gregorian, and Beam Wave Guide
  • Primary surface accuracy: ≈150 μm RMS
  • Maximum antenna efficiency: ≈60 %
  • Pointing accuracy (RMS): 2–5 arcsec


External linksEdit