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Table 1

Log of all EPIC-pn observations of RX J1856.5-3754 performed in small window mode.

Observation Date Obs. ID Net exposure time Counts
[s] 

A 2002-04-08 0106260101 40 030 302601
B 2004-09-24 0165971601 22 960 174955
C 2005-03-23 0165971901 14 190 106949
D 2005-09-24 0165972001 22 700 168609
E 2006-03-26 0165972101 48 340 361845
F 2006-10-24 0412600101 49 820 374018
G 2007-03-14 0412600201 26 940 204513
H 2007-03-25 0415180101 16 540 126883
I 2007-10-04 0412600301 23 920 179449
J 2008-03-13 0412600401 33 080 245923
K 2008-10-04 0412600601 43 580 330553
L 2009-03-19 0412600701 47 510 353698
M 2009-10-07 0412600801 40 780 306449
N 2010-03-22 0412600901 48 380 360306
O 2010-09-29 0412601101 47 870 356580
P 2011-03-14 0412601301 45 210 342204
Q1 2011-10-05* 0412601501 17 490 134747
Q2 16 310 124431
Q2 16 800 127176
Q4 17 920 128549

Notes.  with the source at different positions on the detector.

(*)

The observation of October 2011 has been divided in four pointings,

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