Cavendish Astrophysics Group

Instruments under development by the group

• The Atacama Large Millimeter Array - several modules of this international project
• The Magdalena Ridge Observatory Interferometer
• The SKA
• The Radio Experiment for the Analysis of Cosmic Hydrogen

Instruments in service

• The Arcminute Microkelvin Imager
• A Heterodyne Array Receiver for B-band at the James Clerk Maxwell Telescope
• The Planck Surveyor

Previous instruments

• The CLOVER telescope
• The Very Small Array
• The 5 km Ryle Telescope
• The Cambridge Optical Aperture Synthesis Telescope (COAST)
• The Cosmic Anisotropy Telescope
• The Cambridge Low Frequency Synthesis Telescope
• The Half-Mile Telescope
• The One-Mile Telescope
• The Interplanetary Scintillation Array which discovered the first pulsar
• The 4C Array which made the 4C catalogue
• The Cambridge Interferometer
• The Long Michelson Interferometer
• Various aperture masking instruments for optical aperture synthesis

Catalogues published by the group

• at 81.5-MHz
• 2C catalogue 81.5-MHz
• 3C catalogue 159 MHz
• 4C catalogue 178 MHz
• 5C catalogue 408 MHz and 1407 MHz
• 6C catalogue 151 MHz
• 7C catalogue 151 MHz
• 8C catalogue 38 MHz
• 9C catalogue 15 GHz
• 10C catalogue 14–18 GHz
• Cambridge Interplanetary Scintillation survey

Famous Group Members

• Sir Martin Ryle, 1918–1984, Nobel Prize for Physics, founder of the group, former British Astronomer Royal
• Tony Hewish, Nobel Prize for Physics, designed the telescope which discovered the first pulsars
• Malcolm Longair Jacksonian Professor of Natural Philosophy, former head of the Cavendish Laboratory
• Jocelyn Bell Burnell, detected the first signal from a pulsar
• John E. Baldwin
• Richard Edwin Hills
• F. Graham Smith - early co-worker with Ryle, later Astronomer Royal
• David Saint-Jacques Canadian astronaut