175 



Sunspot, NM. , U.S.A. 



SACRAMENTO PEAK OBSERVATORY (VACUUM TOWER TELESCOPE) 

 Air Force Systems Command 



"Big Science" Descriptor : Solar astronomy 



Description of Facility/Instrument : The vacuum telescope built at 



Sacramento Peak was designed to provide Information on the cause 

 of solar flares, methods for predicting their occurrence, and for 

 determining the effects of solar activity on the Earth's upper 

 atmosphere. 



Date of Construction : Began in 1966, placed in operation in 1969 



Construction Cost : 198A $$ : $21 million 



Present International Cooperation 



Nationallty(s) of Ownership : U.S. 

 Nationality(s) of Operational Funding : U.S. 

 Nationallty(s) of Management Staff : U.S. 

 Nationality(s) of Researchers: Mainly U.S. 



CHILE 



UO-INCH TELESCOPE 



European Southern Observatory (ESQ) 



"Big Science" Descriptor : Optical astronomy 



Description of Facility/Instrument : This facility includes a 140-inch 

 optical telescope and associated instrumentation. 



Date of Construction : mid 1970s 



Construction Cost : 1984 $$ : probably more than $25 million 



Present International Cooperation 



Natlonality(s) of Ownership : International European Consortium 

 Mationality(s) of Operational Funding : International European 



Consortium 

 Nationality (s) of Management Staff : International European 



Consortium 

 Nationality (s) of Researchers : International European 



Consortium 



Potential for Future International Cooperation : The project is designed 

 as an international collaboration among France, the Federal Repub- 

 lic of Genaany, the Netherlands, and Sweden. 



