Open Access
Fig. 7
Download original image
Comparison between MACAO and GPAO of the optical path difference residual after fringe tracking, as a function of the signal to noise ratio in the GRAVITY Fringe Tracker. Data are shown for two independent baselines, which are representative of the performance of the entire array.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.