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Plateau de Bure, FRANCE 



IRAM INTERFEROMETER 



Instltut de Radio Astronoraie Milllmetrlque 



"Big Science" Descriptor : Radio astronomy 



Description of Facility/Instrument : This facility has three 15-meter 



diameter antennas to be used simultaneously as an aperture synthesis 

 telescope. It will be usable to a minimum wavelength of 0.75 milli- 

 meters. It has baseline tracks of 320 meters east-west and 192 meters 

 north-south. 



Date of Construction ; 1984-1988 



Construction Cost : 1984 $$ : About $20 million 



Present International Cooperation 



Nationality(s) of Ownership : France-Federal Republic of Germany 

 Nationality(s) of Operational Funding : France-Federal Republic of 



Germany 

 Nationality(s) of Management Staff : International 

 Nationality(s) of Researchers : International, primarily French- 

 German 



Potential for Future International Cooperation : This is a joint French- 

 German research institute with headquarters in Grenoble, France. 

 International collaboration on individual scientific projects will 

 occur. Each project will be evaluated on the merits of scientific 

 value and appropriateness for this instrument on a case-by-case 

 basis. 



