An integral part of the commissioning of a new instrument at the VLT is the Science Verification phase. SV programmes will include a set of typical scientific observations that should verify and ...

The FORS Upgrade project (FORS-Up) aims at bringing a new life to FORS, which started started regular science operations in 2000. In order to ensure that FORS shall remain operational for at least ...

The complete adapter-rotator units comprise two major subsystems:the opto-mechanical part and the control system. The Opto-Mechanicalpart consists of five main sub-components: The Large Structure The ...

This page contains information about the seeing on La Silla Observatory (ESO, Chile) as reported by the night assistants working in the 4 biggest telescopes (ESO NTT , ESO 3.60m , ESO/MPI 2.20m , ...

The 3.58-m New Technology Telescope (NTT) was the first in the world to have a computer-controled mirror ans ESO 3.6-m telescope.

HARPS, the High Accuracy Radial velocity Planet Searcher at the ESO La Silla 3.6m telescope is dedicated to the discovery of extrasolar planets. It is a fibre-fed high resolution echelle spectrograph.

The Call for Proposals for the regular cycles is currently closed. You can no longer submit proposals for the regular cycles. The next call will be released in July 2027. For your convenience you can ...

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 ...

alpha(2000) = 08h 43m 13.46s , delta(2000) = +03d 23' 55.1'' ...

NAOMI is the Adpative Optics that are used with VLTI/ATs. It consists in four sets of deformable mirrors with 241 actuators , 4x4 Shack-Hartman sensors and SPARTA Real Time Control operating in the ...

The ESO Science Newsletter is intended to keep the community informed about current activities of interest at ESO. The newsletter appears roughly every two to three months or whenever important news ...

The web application SkyCalc provides a web interface to obtain models of transmission and radiance spectra in physical units, calculated on ESO servers with this model for configurable observation ...