Fig. 1
Download original image
Sky density distribution of common QSOs and stars in the Gaia DR3 and the CatWISE2020 survey. The figure uses Mollweide projection in the equatorial coordinates, with α = δ = 0 at the left of the map, north up, and α increasing from left to right. The color shows the number of sources in each pixel. Pixels are divided using HEALPixel on the order of 6 (pixel size ≈0.84 deg2).
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.