Table 1: Log of the XMM-Newton RGS observations of Mkn 421 taken in 2002 and 2003 that were used during this analysis. A further observation of Mkn 421 0537_0136540701 was also performed during the cooling of RGS1 which we have not used. ^a Total amount of Good Time Intervals. ^b The reprocessing of these data failed; we exclude them from further analysis.
XMM-Newton RGS

Revolution Obs. id. Start time Total exposure^a Net exposure

Day Hour (10⁴ s) (10⁴ s)

0532 0136540301 04/11/2002 00:44:59 2.3 2.1

0532 0136540401 04/11/2002 07:41:43 2.3 2.1

0546 0136541001 01/12/2002 22:59:25 7.1 5.8

0637 0158970101 01/06/2003 12:48:50 4.3 3.0

0720 0150498701 14/11/2003 16:14:04 5.7 4.7

**Table 1:** Log of the XMM-Newton RGS observations of Mkn 421 taken in 2002 and 2003 that were used during this analysis. A further observation of Mkn 421 0537_0136540701 was also performed during the cooling of RGS1 which we have not used. ^a Total amount of Good Time Intervals. ^b The reprocessing of these data failed; we exclude them from further analysis.
XMM-Newton RGS
Revolution	Obs. id.	Start time	Total exposure^a	Net exposure
		Day	Hour	(10⁴ s)	(10⁴ s)
0532	0136540301	04/11/2002	00:44:59	2.3	2.1
0532	0136540401	04/11/2002	07:41:43	2.3	2.1
0546	0136541001	01/12/2002	22:59:25	7.1	5.8
0637	0158970101	01/06/2003	12:48:50	4.3	3.0
0720	0150498701	14/11/2003	16:14:04	5.7	4.7

Source LaTeX | All tables | In the text

	1 Introduction
	2 The XMM-Newton observations and data reduction
	3 Looking for lines in various segments of the spectra
	4 Discussion
	5 Conclusions
	References
	Online Material
	Appendix A: RGS spectral analysis and comparison with EPIC-PN