Free Access

Table 1

Journal of the XMM-Newton observations used to perform the survey around WR 22.

Dataset Orbit Proposal/Obs. ID Date Estimated duration Effective Exposure (ks) PA
(yyyy-mm-dd) (ks) MOS1 MOS2 pn °:′:″

II 291 0109470201 2001-07-11 13.0 12.4 12.4 9.1 315:32:04.5
III 301 0109470301 2001-07-31 13.0 12.3 12.3 9.0 332:01:21.2
IV 304 0109470501 2001-08-06 12.7 10.2 10.5 6.5 337:06:12.6
V 307 0109470601 2001-08-13 10.7   7.5   7.5 4.8 000:42:34.5
VI 375 0109470701 2001-12-26 12.8 12.2 12.1 8.6 120:52:46.3
VII 379 0109471001 2002-01-02 15.5 14.2 13.9 8.9 129:44:49.6

Total 77.8 68.8 68.8 46.9

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.