Fig. 2.
Download original image
Direct (solid lines in the upper panels) and first-lensed (dashed lines in the lower panels) apparent positions of rays emitted from isoradial distances, r, to the black hole at different inclinations: r = 2M (grey), 2.5M (magenta), 3M (green), and 5.5M (yellow). The inner shadow (brown) and the first lensing band (light blue) are represented as well.
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.