Table 3. List of Telescope Abbreviations employed in Table 4

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Abbreviation Location ARO 46 m Algonquin Radio Observatory Lake Traverse Ontario, Canada ARO 12 m Arizona Radio Observatory (prior NRAO 12m) University of Arizona Tuscon, AZX 85721 ARO SMT 10 m Arizona Radio Observatory Submillimeter Telescope Mount Graham, AZ APEX 12 m Atacama Pathfinder Experiment Max-Planck-Institut für Radioastronomie European Southern Observatory Onsala Space Observatory Llano de Chanjnantor, Chile Arecibo 350 m Arecibo Observatory Puerto Rico ATCA Array Australia Telescope Compact Array Australia Telescope National Facility Narabi, Australia BIMA Array Berkeley-Illinois-Maryland Association Array Hat Creek Radio Observatory Hat Creek, California BTL 7 m Bell Telephone Laboratory Holmdel, New Jersey CAdY 13.7 m Centro Astromico de Yebes Guadalajara, Spain CARMA Array Combined Array for Research in Millimeter-Wave Astronomy Cedar Flat, CA CSO 10.4 m Caltech Submillimeter Observatory Mauna Kea, Hawaii FCRAO 14 m Five College Radio Astronomy Observatory Quabbin Reservoir, Massachusetts Hale 5 m Hale Telescope Mount Palomar, California HHT 10 m Heinrich Hertz Telescope Mt. Graham, Arizona IRAM 30 m Institut de Radioastronomie Millim�trique Picoveleta, Spain IRT 13.7 m Itapetinga Radio Telescope Sao Paulo, Brazil IRTF 3 m Infrared Telescope Facility Mauna Kea, Hawaii ISO 0.6 m Infrared Space Observatory European Space Agency ISO-LWS ISO Satellite Long Wavelength Spectrometer The European Space Agency Infrared Soave Telescope 1995-1998 JCMT 15 m James Clerk Maxwell Telescope Mauna Kea, Hawaii KAO 1 m G.P. Kuiper Airborne Observatory KOSMA 3 m K�lner Observatorium f�r Submm-Astronomie Gornergrat, Switzerland MMWO 4.9 m McDonald Millimeter Wave Observatory Fort Davis, Texas MPI 100 m Max-Planck-Institut f�r Radioastronomie Effelsberg, Germany

Abbreviation Location NASA-C 70 m NASA Canberra Deep Space Communications Complex Australia NASA DSN 70 m NASA Goldstone Deep Space Network Telescope Goldstone, California NEROC 37 m Northeast Radio Observatory Corporation Haystack Observatory Westford, Massachusetts NMA Array Nobeyama Millimeter Array University of Tokyo Nobeyama, Japan NRAO 11 m & 12 m National Radio Astronomy Observatory Kitt Peak, Arizona (now the ARO 12m) NRAO 43 m (140 ft) National Radio Astronomy Observatory Green Bank, West Virginia NRAO 100 m (140 ft) Green Bank Telescope National Radio Astronomy Observatory Green Bank, West Virginia NRL 26 m (85 ft) Naval Research Laboratory Maryland Point Observatory, Maryland NRO 45 m Nobeyama Radio Observatory University of Tokyo Nobeyama, Japan Odin Odin Satelite Swedish Space Corporation, Sweden OSO 20 m Onsala Space Observatory Onsala, Sweden OSO 25.6 m Onsala Space Observatory Onsala, Sweden OVRO 10.4 m Owens Valley Radio Observatory Owens Valley, California Parkes 64 m Division of Radiophysics CSIRO Parkes, Australia PdBI Array IRAM interferometer on Plateau De Bure D�partement des Hautes Alpes, France PIROG7 60 cm PIROG7 balloon experiment European Space Agency SEST 15 m Swedish ESO Submillimeter Telescope LaSilla, Chile SMA Array Submillimeter Array Smithsonian Astrophysical Observatory and Academia Sinica Inst. of Astronomy and Astrophysics Hawaii SRCAL 25 m SRC Appleton Laboratory Chilbolton Observatory Stockbridge, Hants, England TAO 6 m Tokyo Astronomical Observatory Tokyo, Japan TRAO 14 m Taeduk Radio Astronomy Observatory Korea Astronomy Observatory Whaam, Yusong, Taejon 305-348, Korea UKIRT 3.8 m UK Infrared Telescope Mauna Kea, Hawaii VLA Very Large Array National Radio Astronomy Observatory Socorro, New Mexico

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