Free Access
Fig. 32

IRAS 02181+6817: Close-up of the CAHA image through the Hα (top) and [S II] (bottom) filters. The catalogue position of IRAS 02181+6817 is in black, the 2MASS source J02222276+6830471 in cyan, and an additional point-like object in magenta.
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.