VLTI status update: tapping into a powerful second-generation instrumentation

Following the arrival of MATISSE, the second-generation of VLTI instrumentation is now complete and was simultaneously enhanced by a major facility upgrade including the NAOMI Adaptive Optics on the Auxiliary Telescopes. On the Unit Telescopes, significant efforts were also made to improve the injection stability into VLTI instruments. On top of GRAVITY's own evolution, its fringe tracker is now being used to allow coherent integrations on MATISSE (the so-called GRA4MAT project). Meanwhile, operations also evolved to be more flexible and make the most of an extended observing parameter space. In this context, we present an overview of the current VLTI performances. Finally, we will report on on-going improvements such as the extension of the longest baselines.

Christophe Dupuy | Laurent Jocou | Thibaut Moulin | Andreas Glindemann | Luca Pasquini | Norbert Hubin | Markus Wittkowski | Frank Eisenhauer | Yves Magnard | Christophe Verinaud | Lorenzo Pettazzi | Johann Kolb | Ralf Conzelmann | Pablo Gutierrez | Markus Schöller | Pierre Bourget | Pierre Haguenauer | Isabelle Percheron | Javier Reyes | Gérard Zins | Roberto Abuter | Julien Woillez | Pascaline Darré | Sebastien Egner | Frédéric Gonté | Antoine Mérand | Nicolas Schuhler | Emmanuel Aller-Carpentier | Paul Bristow | Luis Caniguante | Alain Delboulbé | Françoise Delplancke-Ströbele | Diego Del Valle | Roderick Dembet | Reinaldo Donoso | Eloy Fuenteseca | Robert Frahm | Daniel Gaytan | Thibaut Guerlet | Pierre van der Heyden | Stefan Huber | Lieselotte Jochum | Jean-Paul Kirchbauer | Johan Kosmalski | Peter Krempl | Jean-Baptiste Le Bouquin | Alexander Meister | Jürgen Ott | Laurent Pallanca | Marcus Pavez | Sylvain Rochat | Pavel Shchekaturov | Christian Stephan | Marcos Suarez | Richard Tamblay | Sébastien Poupar | Jean-Philippe Berger | Bruno Chazelas | Christian Hummel | Andrés Ramírez | Claudia Paladini | Bruno Lopez | Anthony Meilland | Jean Louis Lizon | Xavier Haubois | Jaime Alonso | Juan Beltran | Claudia Cid | Angela Cortes | Lorena Faundez | Juan Pablo Gil | Jaime Gonzales | Patricia Guajardo | Sylvain Guieu | Sylvestre Lacour | Julien Leclercq | Steffen Mieske | Juan Osorio | Célia Pelluet | Andrés Pino | Miguel Riquelme | Thomas Rivinius | Fernando Salgado | Alain Smette | Mario Tapia | Konrad Tristram | Guillermo Valdes | G. Valdes | C. Hummel | J. Ott | C. Vérinaud | R. Abuter | P. Haguenauer | N. Hubin | S. Lacour | L. Pettazzi | A. Delboulbé | F. Gonté | Y. Magnard | T. Moulin | S. Rochat | N. Schuhler | G. Zins | P. Bourget | J. Lizon | J. Kolb | J. Woillez | R. Frahm | J. Berger | I. Percheron | L. Pasquini | F. Eisenhauer | L. Jochum | K. Tristram | J. Reyes | A. Mérand | A. Glindemann | S. Mieske | B. Chazelas | C. Dupuy | R. Conzelmann | A. Smette | A. Meilland | T. Rivinius | P. Bristow | J. Le Bouquin | E. Fuenteseca | M. Riquelme | M. Wittkowski | B. Lopez | L. Jocou | X. Haubois | R. Dembet | S. Guieu | L. Pallanca | M. Schöller | J. Alonso | E. Aller-Carpentier | Á. Cortés | S. Huber | J. Kirchbauer | C. Paladini | J. Gil | J. Kosmalski | S. Egner | A. Pino | A. Ramírez | J. Beltrán | C. Cid | P. Guajardo | C. Stephan | P. Darré | M. Tapia | A. Meister | F. Delplancke-Ströbele | C. Pelluet | P. van der Heyden | M. Suarez | S. Poupar | L. Caniguante | D. del Valle | Reinaldo Donoso | L. Faundez | D. Gaytan | J. Gonzales | T. Guerlet | P. Gutierrez | P. Krempl | J. Leclercq | Juan Osorio | M. Pavez | F. Salgado | P. Shchekaturov | Richard Tamblay