... wavelengths

Based on observations obtained with the New Technology Telescope at the European Southern Observatory (ESO 63.N-0024B) in La Silla (Chile), with the Multiple Mirror Telescope - a joint facility of the Smithsonian Institution and the University of Arizona (USA) - and with the 1.82-m telescope at the Mount Ekar Observatory in Asiago (Italy).

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... MIDAS

MIDAS is developed and maintained by the European Southern Observatory.

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... (VLA)

The National Radio Astronomy Observatory is operated by the Associated Universities, Inc., under cooperative agreement with the National Science Foundation.

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