Table 1: Observation log for the data used in this analysis.

Revolution	Start-Stop time	Exposure (ks)
	(MJD)	JEM-X	ISGRI	PICsIT	SPI
39	52677.2-52679.8	149.3	142.3	-	-
40	52680.2-52681.6	122.6	56.0	106.5	-
41	52683.2-52685.8	-	-	204.0	-
42	52686.4-52688.2	75.4	61.6	-	138.5
43	52689.6-52691.7	-	30.7	-	154.9
44	52692.2-52694.4	-	9.8	-	146.9
45	52695.2-52696.7	-	2.1	-	27.4
102	52866.3-52868.1	-	37.9	-	78.0
103	52868.6-52868.8		21.6	-	-
Total		347.3	362.0	310.5	545.7