Open Access
Fig. 4.
Relative stellar densities along the HRD P(MG) as derived from Gaia data only (P(MG, GBP − GRP), black dots), Gaia and 2MASS (P(MG, J − K), red stars), and Padova isochrones (blue triangles). The different densities are normalized at MG = 6.5.
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.