HALCA


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HALCA

(hal -kă) See VSOP.
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In X-ray astronomy, ISAS flew the Hinotori, Tenma, Ginga, and ASCA satellites; important infrared experiments flew on Kappa sounding rockets, and HALCA became the first true space-based very long baseline radio interferometer.
The observations were made by the institute's orbiting telescope HALCA and the VSOP satellite, which links ground-based radio telescopes in 11 locations in Japan, North America, Australia and Europe.
HALCA (formerly Muses B), a Japanese radio-astronomy satellite, endured multiple problems in late 1999.