Quality Control and
Data Processing

ESPRESSO is an optical high-resolution spectrograph which can be operated with one of the UTs or with the combined light of all four UTs. It is operational since October 2018.

Please refer also to

• the ESPRESSO instrument pages for general information and news about the instrument
• the ESO pipeline pages for the pipeline release
• the ESPRESSO-specific query form of the ESO archive for data downloads.