EFOSC2, or the ESO Faint Object Spectrograph and Camera (v.2) to give its full name, is a very versatile instrument for low resolution spectroscopy and imaging. The instrument has multi mode ...

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.

Today’s Picture of the Week shows an exciting milestone: the massive altitude structure of ESO’s Extremely Large Telescope (ELT) was tilted for the first time in October 2026. To get the full range of ...

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 ...

Further Tools can be found on the Science Users Information Tools and Services pages.

The data contained in these pages belong to ESO (copyright 2000-2003),they were produced for public use under ESO Director Discretionary Time (DDT) Program 266.D-5655(A), as such you are allowed to ...

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 3.6m Telescope was commissioned in 1977, and completely upgraded in 1999. In 2004 a new secondary mirror cell was manufactured, improving considerably the image quality of the telescope. In ...

Proposals for observing time on all facilities of the La Silla Paranal Observatory (VLT/I, NTT, 3.6m) must be submitted using the p1 web system: The new p1 user interface collects the same information ...

The first commissioning runs of the MUSE in Narrow-Field Mode (NFM) were held April and June 2018. During this commissioning, the emphasis was mainly on evaluating the ground-layer AO performance and ...

The User Support Department (USD) of the ESO Data Management and Operations Division is based in Garching bei München, Germany. Its main activities consist in providing support to users of ESO La ...

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