Details on the two reference apertures used in our photometry.
Notes. Both apertures were rectangular, and for each aperture we provide RA and Dec coordinates of the bottom-left (BLC) and top-right (TRC) corners, respectively. To define the apertures, the 8 GHz image was rotated clockwise by an angle of 38 degrees.
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.