TABLE B.3 Centimeter Wavelength Radio Telescopes—Major Filled Aperture Radio Telescopes

Instrument

Diameter (m)

Minimum Wavelength (cm)

Location

MPIR

100

1.3

Bonn, Germany (1970)

NAIC

300

6

Arecibo, Puerto Rico (1963)

NRAO GBT

100a

0.7b

Green Bank, West Virginia (1995)

a Effective projected aperture.

b Long-term design goal 3 mm.

TABLE B.4 Centimeter Wavelength Radio Telescopes—Major Radio Interferometers

Instrument

No. of Elements

Element Size (m)

Minimum Wavelength (cm)

Maximum Size (km)

Location

MERLIN

6a

25–76

1.3

133

U.K. (1980)

NRAO VLA

27

25

1.3

35

Socorro, N. Mex. (1980)

NRAO VLBA

10

25

0.7

8,000

U.S. (1992)

GMRT

30

45

20

18

Puna, India (1993)

Australia Telescope

6b

22

0.7

6

Australia (1990)

a Seventh antenna to be in operation in 1991 will extend baseline to 220 km.

b Seventh antenna to be added in 1991 will extend baseline to 115 km.



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