Fig. 2
Download original image
Color-magnitude diagrams displaying the location of GJ7 (TOI-198), the young stellar sequence of Group 29 (Oh et al. 2017; Luhman 2018), the main sequence of M-type stars (Cifuentes et al. 2020), and several confirmed low-metallicity field stars with spectral types M1–M6 from the catalog of Leggett et al. (2000). The dispersion of the main sequence is shown by the gray-shaded area.
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.