PIONIER (Very Large Telescope)
The Precision Integrated-Optics Near-infrared Imaging ExpeRiment (PIONIER) is a visiting instrument at the ESO's Paranal Observatory, part of the VLTI astronomical observatory. It combines the light from four telescopes simultaneously and provide 0.002 arc seconds of angular resolution, the equivalent angular resolution of a 100 m telescope.
| Alternative names | PIONIER |
|---|---|
| Part of | Very Large Telescope Interferometer |
| First light | November 2010 |
| Telescope style | astronomical instrument |
PIONIER has been built at LAOG and has been installed at VLTI in November 2010.
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