Free Access

Fig. 2

thumbnail

CCD frames of HBC 722 obtained with the Skinakas Observatory 1.3-m RC telescope through a R filter. Left: on 2009 Jul. 31. Right: on 2010 Aug. 26. The appearance of small reflection nebula around the star is observed on the second frame.

This figure is made of several images, please see below:

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.