activity
20142023
most citedPolarimetry and Astrometry of NIR Flares as Event Horizon Scale, Dynamical Probes for the Mass of Sgr A*

93 citations · 238 across the 9 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

8 papers · 1 filter

astro-ph.IM2023★ 42 cited

The Enhanced Resolution Imager and Spectrograph for the VLT

R. Davies, O. Absil, G. Agapito +81

ERIS, the Enhanced Resolution Imager and Spectrograph, is an instrument that both extends and enhances the fundamental diffraction limited imaging and spectroscopy capability for t…

astro-ph.IM2023★ 21 cited

The GRAVITY+ Project: Towards All-sky, Faint-Science, High-Contrast Near-Infrared Interferometry at the VLTI

GRAVITY+ Collaboration, :, Roberto Abuter +134

The GRAVITY instrument has been revolutionary for near-infrared interferometry by pushing sensitivity and precision to previously unknown limits. With the upgrade of GRAVITY and th…

astro-ph.IM2022

GRAVITY faint: reducing noise sources in GRAVITY with a fast metrology attenuation system

F. Widmann, S. Gillessen, T. Ott +28

With the upgrade from GRAVITY to GRAVITY the instrument will evolve into an all-sky interferometer that can observe faint targets, such as high redshift AGN. Observing the fain…

astro-ph.IM2022★ 31 cited

First Light for GRAVITY Wide: Large Separation Fringe Tracking for the Very Large Telescope Interferometer

GRAVITY+ Collaboration, :, R. Abuter +114

GRAVITY+ is the upgrade of GRAVITY and the Very Large Telescope Interferometer (VLTI) with wide-separation fringe tracking, new adaptive optics, and laser guide stars on all four 8…

astro-ph.IM2017★ 5 cited

Complex spectral line profiles resulting from cryogenic deformation of the SINFONI/SPIFFI diffraction gratings

E. M. George, D. Gräff, M. Hartl +3

The integral field spectrograph, SPIFFI, has complex line profile shapes that vary with wavelength and pixel scale, the origins of which have been sought since the instrument const…

astro-ph.IM2016★ 14 cited

Making SPIFFI SPIFFIER: Upgrade of the SPIFFI instrument for use in ERIS and performance analysis from re-commissioning

E. M. George, D. Gräff, H. Feuchtgruber +15

SPIFFI is an AO-fed integral field spectrograph operating as part of SINFONI on the VLT, which will be upgraded and reused as SPIFFIER in the new VLT instrument ERIS. In January 20…

astro-ph.IM2016★ 25 cited

MICADO: first light imager for the E-ELT

R. Davies, J. Schubert, M. Hartl +80

MICADO will equip the E-ELT with a first light capability for diffraction limited imaging at near-infrared wavelengths. The instrument's observing modes focus on various flavours o…

astro-ph.IM2014★ 7 cited

An aperture masking mode for the MICADO instrument

S. Lacour, P. Baudoz, E. Gendron +8

MICADO is a near-IR camera for the Europea ELT, featuring an extended field (75" diameter) for imaging, and also spectrographic and high contrast imaging capabilities. It has been…