HARPS is the ESO facility for the measurement of radial velocities with the highest accuracy currently available. It is fibre-fed by the Cassegrain focus of the 3.6m telescope in La Silla. The ...

PIONIER is a H-band 4-beam combiner instrument at the VLT interferometer. It is originally a visitor instrument that by agreement with IPAG is offered to the ESO community from P96 onwards as a ...

The European Organisation for Astronomical Research in the Southern Hemisphere has as primary mission to build and operate state-of-the-art facilities for the advancement of astronomical research. The ...

Institute codes can be found using the following pull-down menus. First look up the country corresponding to the affiliation of your Co-I(s) and then find the codes corresponding to your Co-I(s) ...

Several teams provide support in regard to ESO's telescopes and instruments, e.g. support for observing proposal preparation and submission, observation scheduling, data flow operation, information ...

Telescope time for ESO telescopes at the La Silla Paranal Observatory is allocated twice a year in periods of 6 months. Allocation periods run from 1 October through 31 March, and from 1 April through ...

Essential cookies (always active): These cookies are strictly necessary for the proper functioning of our website. Without ...

ESO's ruling body is its Council, which delegates day to day responsibility to the Executive under ESO's Director General. Other governing bodies of ESO are: the Finance Committee (FC), the Scientific ...

The 2.2m telescope at La Silla has been in operation since early 1984 and is on indefinite loan to ESO from the Max Planck Gesellschaft. The telescope time is shared between the MPI and ESO Observers.

OmegaCAM is the wide-field imager for the Cassegrain focus of the VLT Survey Telescope (VST) on Paranal, a 2.6m modified Ritchey-Chretien alt-az telescope designed specifically for wide-field imaging.

MUSE is an Integral Field Spectrograph. It splits the field of view into 24 image segments or channels which are further sliced into 48 slices or mini slits, giving a total of 1152 mini slits. Each ...

The staff at the ESO ARC provide support to the European users and to the science operations of the ALMA observatory. User support is provided together with the staff in the nodes within the European ...