Free Access

Fig. 1


Full-band NuSTAR image of the first observation. The “S” and “B” circles correspond to the source and background extraction regions, respectively. The image is in logarithmic scale and covers the total field of view of the instrument.

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.