Table A.1: The best fit column densities (in m^-2) as measured using model B. The outflow velocity (in km s^-1) was taken from Table 4 or a function of ionization and frozen. The velocity broadening (in km s^-1) was also frozen during the fit. In the last two columns we list the ionization parameter (in 10^-9 W m) for which the ion has its maximum column density. The column densities quoted are for those measured in the fit including the broad emission lines (Sect. 3.6). All ions with uncertain column densities are indicated by * (see Sect. 3.3).
Ion log $N_{\rm ion}$ log $N_{\rm ion}$ v log $\xi$ log U Ion log $N_{\rm ion}$ log $N_{\rm ion}$ v log $\xi$ log U

$\sigma$ = 140 $\sigma$ = 70 $\sigma$ = 140 $\sigma$ = 70

C IV^* 21.3 $\pm$ 0.1 20.6 $\pm$ 0.4 500 -0.65 -2.25 Ar XIII^* 19.6 $\pm$ 0.6 19.5 $\pm$ 0.5 700 1.5 -0.10

C V 20.6 $\pm$ 0.2 21.2 $\pm$ 0.1 530 0.1 -1.50 Ar XIV^* <20.0 <19.5 700 1.75 0.15

C VI 21.2 $\pm$ 0.1 21.5 $\pm$ 0.1 480 1.0 -0.60 Ar XV^* <20.0 <20.1 700 1.95 0.35

N V <19.8 <19.8 - -0.15 -1.75 Ar XVI^* <21.7 22.1 $\pm$ 0.1 800 2.30 0.70

N VI 20.3 $\pm$ 0.2 21.2 $\pm$ 0.2 550 0.5 -1.10 Ar XVII^* <20.0 <20.2 800 2.60 1.00

N VII 21.2 $\pm$ 0.2 21.7 $\pm$ 0.1 320 1.35 -0.25 Ar XVIII^* <21.2 <20.7 800 3.05 1.45

O III^* <20.5 20.2 $\pm$ 0.4 400 -1.7 -3.30 Ca XI^* <18.8 19.2 $\pm$ 0.4 600 0.70 -0.90

O IV^* 20.3 $\pm$ 0.3 20.2 $\pm$ 0.3 400 -0.85 -2.45 Ca XII^* <19.4 <19.5 600 1.00 -0.60

O V 20.6 $\pm$ 0.2 20.9 $\pm$ 0.2 530 -0.2 -1.80 Ca XIII^* <19.6 19.3 $\pm$ 0.8 700 1.40 -0.20

O VI 20.4 $\pm$ 0.2 21.0 $\pm$ 0.1 380 0.3 -1.30 Ca XIV^* 19.7 $\pm$ 0.3 19.6 $\pm$ 0.3 700 1.60 0.00

O VII 21.83 $\pm$ 0.05 21.94 $\pm$ 0.03 590 0.95 -0.65 Ca XV^* <18.6 <19.2 700 2.00 0.40

O VIII 22.31 $\pm$ 0.04 22.37 $\pm$ 0.03 540 1.65 0.05 Ca XVI^* <20.2 <19.8 800 2.25 0.65

Ne VII^* 21.6 $\pm$ 0.1 <20.7 500 0.35 -1.25 Ca XVII^* 20.0 $\pm$ 0.5 <19.8 800 2.40 0.80

Ne VIII^* 21.4 $\pm$ 0.1 20.3 $\pm$ 0.8 500 0.9 -0.70 Ca XVIII^* 20.2 $\pm$ 0.4 <20.2 800 2.60 1.00

Ne IX 21.3 $\pm$ 0.1 20.9 $\pm$ 0.2 660 1.5 -0.10 Ca XIX^* <20.9 <20.5 800 2.80 1.20

Ne X 21.5 $\pm$ 0.2 21.3 $\pm$ 0.1 830 2.05 0.45 Ca XX^* <20.9 <20.4 800 3.25 1.65

Na VII^* 21.4 $\pm$ 0.1 <20.3 500 0.25 -1.35 Fe III^* <19.9 <23 400 -1.95 -3.55

Na VIII^* <20.4 <19.3 500 0.7 -0.90 Fe IV^* <19.5 <19.1 400 -1.60 -3.20

Na IX^* <20.1 <23 600 1.25 -0.35 Fe V^* <20.4 <19.9 400 -1.30 -2.90

Na X^* <20.2 20.1 $\pm$ 0.3 700 1.7 0.10 Fe VI^* <23 <19.4 400 -1.00 -2.60

Na XI^* <20.3 <23 700 2.3 0.70 Fe VII^* 19.9 $\pm$ 0.6 <19.8 500 -0.50 -2.10

Mg VI^* <20.1 <19 500 -0.3 -1.90 Fe VIII^* 20.0 $\pm$ 0.3 <19.8 500 -0.10 -1.70

Mg VII^* 20.6 $\pm$ 0.9 <19.7 500 0.1 -1.50 Fe IX 20.2 $\pm$ 0.4 20.97 $\pm$ 0.08 500 0.20 -1.40

Mg VIII^* <20.2 <19.8 500 0.5 -1.10 Fe X 20.4 $\pm$ 0.1 20.2 $\pm$ 0.1 500 0.40 -1.20

Mg IX 20.3 $\pm$ 0.2 20.3 $\pm$ 0.3 560 1.0 -0.60 Fe XI 20.1 $\pm$ 0.2 19.8 $\pm$ 0.2 500 0.60 -1.00

Mg X^* <20.2 <19.4 700 1.4 -0.20 Fe XII^* 19.7 $\pm$ 0.5 <19.7 600 0.80 -0.80

Mg XI 20.9 $\pm$ 0.2 20.4 $\pm$ 0.2 500 1.9 0.30 Fe XIII 19.5 $\pm$ 0.6 19.4 $\pm$ 0.4 600 0.95 -0.65

Mg XII 21.0 $\pm$ 0.1 20.8 $\pm$ 0.1 680 2.35 0.75 Fe XIV^* <19.7 19.3 $\pm$ 0.9 700 1.15 -0.45

Al VII^* <20.8 <19.9 400 0.05 -1.55 Fe XV^* <19.6 <19.0 700 1.40 -0.20

Al VIII^* 21.1 $\pm$ 0.2 20.7 $\pm$ 0.4 400 0.45 -1.15 Fe XVI^* <18.9 <18.6 700 1.40 -0.20

Al IX^* <19.6 <19.3 600 0.9 -0.70 Fe XVII 20.7 $\pm$ 0.2 20.5 $\pm$ 0.2 740 1.80 0.20

Al XI^* <19.3 <19.5 700 1.7 0.10 Fe XVIII 20.3 $\pm$ 0.2 20.1 $\pm$ 0.2 700 2.05 0.45

Al XII^* <20.0 <19.9 700 2.05 0.45 Fe XIX 20.7 $\pm$ 0.1 20.5 $\pm$ 0.1 800 2.25 0.65

Al XIII^* <20.3 <20.7 800 2.45 0.85 Fe XX 20.4 $\pm$ 0.2 20.4 $\pm$ 0.1 800 2.40 0.80

Si VII^* 19.7 $\pm$ 1.0 <19.8 400 0.05 -1.55 Fe XXI 20.7 $\pm$ 0.2 20.5 $\pm$ 0.2 800 2.60 1.00

Si VIII^* 19.7 $\pm$ 0.3 20.9 $\pm$ 0.1 620 0.4 -1.20 Fe XXII 20.2 $\pm$ 0.2 20.3 $\pm$ 0.3 800 2.75 1.15

Si IX^* 20.0 $\pm$ 0.4 21.1 $\pm$ 0.1 400 0.75 -0.85 Fe XXIII 20.5 $\pm$ 0.2 20.4 $\pm$ 0.2 800 2.90 1.30

Si X 19.9 $\pm$ 0.2 20.0 $\pm$ 0.2 790 1.05 -0.55 Fe XXIV 20.7 $\pm$ 0.2 20.8 $\pm$ 0.2 800 3.10 1.50

Si XI 19.7 $\pm$ 0.2 19.8 $\pm$ 0.4 810 1.5 -0.10 Ni I^* 20.3 $\pm$ 0.2 20.4 $\pm$ 0.2 400 < -4 < -5.6

Si XII 20.6 $\pm$ 0.5 20.3 $\pm$ 0.5 800 1.75 0.15 Ni II^* 20.0 $\pm$ 0.3 20.0 $\pm$ 0.3 400 < -4 < -5.6

Si XIII 20.7 $\pm$ 0.1 20.5 $\pm$ 0.2 660 2.2 0.60 Ni III^* 20.0 $\pm$ 0.7 <20.2 400 -1.70 -3.30

Si XIV 20.9 $\pm$ 0.1 20.7 $\pm$ 0.2 880 2.6 1.00 Ni IV^* <20.2 <20.1 400 -1.50 -3.10

S VII^* <19.4 <19.3 400 -0.2 -1.80 Ni V^* <19.9 <19.9 400 -1.40 -3.00

S VIII 19.8 $\pm$ 0.3 19.7 $\pm$ 0.2 400 0.2 -1.40 Ni VI^* <20.0 20.1 $\pm$ 0.2 400 -1.20 -2.80

S IX^* 19.9 $\pm$ 0.1 19.6 $\pm$ 0.1 600 0.6 -1.00 Ni VII^* 20.3 $\pm$ 0.1 20.3 $\pm$ 0.1 400 -0.95 -2.55

S X^* 20.3 $\pm$ 0.3 20.1 $\pm$ 0.2 600 1.0 -0.60 Ni VIII^* 19.9 $\pm$ 0.3 20.1 $\pm$ 0.2 500 -0.50 -2.10

S XI 19.7 $\pm$ 0.3 19.7 $\pm$ 0.4 560 1.2 -0.30 Ni IX^* 20.2 $\pm$ 0.1 20.4 $\pm$ 0.1 500 -0.05 -1.65

S XII 19.7 $\pm$ 0.3 19.8 $\pm$ 0.4 620 1.45 -0.15 Ni X^* <19.8 20.0 $\pm$ 0.3 500 0.40 -1.20

S XIII 19.9 $\pm$ 0.9 19.7 $\pm$ 0.6 700 1.8 0.20 Ni XI^* 20.1 $\pm$ 0.4 20.8 $\pm$ 0.1 600 0.70 -0.90

S XIV^* 20.3 $\pm$ 0.3 <20.0 700 2.15 0.55 Ni XII^* 20.3 $\pm$ 0.1 20.4 $\pm$ 0.1 600 0.90 -0.70

S XV^* <20.7 <20.1 800 2.4 0.80 Ni XIII^* 20.0 $\pm$ 0.2 20.0 $\pm$ 0.2 600 1.10 -0.50

S XVI^* <20.8 21.0 $\pm$ 0.4 800 2.85 1.25 Ni XIV^* <19.7 19.5 $\pm$ 0.5 700 1.25 -0.25

Ar IX^* 19.5 $\pm$ 0.5 19.6 $\pm$ 0.3 500 0.4 -1.20 Ni XV^* <18.9 <19.3 700 1.50 -0.10

Ar X^* 19.9 $\pm$ 0.3 19.4 $\pm$ 0.3 500 0.8 -0.75 Ni XVI^* <19.4 19.7 $\pm$ 0.2 700 1.40 -0.20

Ar XI^* 19.9 $\pm$ 0.2 19.7 $\pm$ 0.2 600 1.1 -0.40 Ni XVII^* 19.6 $\pm$ 0.4 20.8 $\pm$ 0.3 700 1.60 0.00

Ar XII^* 19.3 $\pm$ 0.8 19.2 $\pm$ 0.4 600 1.3 -0.20 Ni XVIII^* 19.7 $\pm$ 0.3 19.7 $\pm$ 0.3 700 1.70 0.10

**Table A.1:** The best fit column densities (in m^-2) as measured using model B. The outflow velocity (in km s^-1) was taken from Table 4 or a function of ionization and frozen. The velocity broadening (in km s^-1) was also frozen during the fit. In the last two columns we list the ionization parameter (in 10^-9 W m) for which the ion has its maximum column density. The column densities quoted are for those measured in the fit including the broad emission lines (Sect. 3.6). All ions with uncertain column densities are indicated by * (see Sect. 3.3).
Ion	log $N_{\rm ion}$	log $N_{\rm ion}$	v	log $\xi$	log U	Ion	log $N_{\rm ion}$	log $N_{\rm ion}$	v	log $\xi$	log U
	$\sigma$ = 140	$\sigma$ = 70					$\sigma$ = 140	$\sigma$ = 70
C IV^*	21.3 $\pm$ 0.1	20.6 $\pm$ 0.4	500	-0.65	-2.25	Ar XIII^*	19.6 $\pm$ 0.6	19.5 $\pm$ 0.5	700	1.5	-0.10
C V	20.6 $\pm$ 0.2	21.2 $\pm$ 0.1	530	0.1	-1.50	Ar XIV^*	<20.0	<19.5	700	1.75	0.15
C VI	21.2 $\pm$ 0.1	21.5 $\pm$ 0.1	480	1.0	-0.60	Ar XV^*	<20.0	<20.1	700	1.95	0.35
N V	<19.8	<19.8	-	-0.15	-1.75	Ar XVI^*	<21.7	22.1 $\pm$ 0.1	800	2.30	0.70
N VI	20.3 $\pm$ 0.2	21.2 $\pm$ 0.2	550	0.5	-1.10	Ar XVII^*	<20.0	<20.2	800	2.60	1.00
N VII	21.2 $\pm$ 0.2	21.7 $\pm$ 0.1	320	1.35	-0.25	Ar XVIII^*	<21.2	<20.7	800	3.05	1.45
O III^*	<20.5	20.2 $\pm$ 0.4	400	-1.7	-3.30	Ca XI^*	<18.8	19.2 $\pm$ 0.4	600	0.70	-0.90
O IV^*	20.3 $\pm$ 0.3	20.2 $\pm$ 0.3	400	-0.85	-2.45	Ca XII^*	<19.4	<19.5	600	1.00	-0.60
O V	20.6 $\pm$ 0.2	20.9 $\pm$ 0.2	530	-0.2	-1.80	Ca XIII^*	<19.6	19.3 $\pm$ 0.8	700	1.40	-0.20
O VI	20.4 $\pm$ 0.2	21.0 $\pm$ 0.1	380	0.3	-1.30	Ca XIV^*	19.7 $\pm$ 0.3	19.6 $\pm$ 0.3	700	1.60	0.00
O VII	21.83 $\pm$ 0.05	21.94 $\pm$ 0.03	590	0.95	-0.65	Ca XV^*	<18.6	<19.2	700	2.00	0.40
O VIII	22.31 $\pm$ 0.04	22.37 $\pm$ 0.03	540	1.65	0.05	Ca XVI^*	<20.2	<19.8	800	2.25	0.65
Ne VII^*	21.6 $\pm$ 0.1	<20.7	500	0.35	-1.25	Ca XVII^*	20.0 $\pm$ 0.5	<19.8	800	2.40	0.80
Ne VIII^*	21.4 $\pm$ 0.1	20.3 $\pm$ 0.8	500	0.9	-0.70	Ca XVIII^*	20.2 $\pm$ 0.4	<20.2	800	2.60	1.00
Ne IX	21.3 $\pm$ 0.1	20.9 $\pm$ 0.2	660	1.5	-0.10	Ca XIX^*	<20.9	<20.5	800	2.80	1.20
Ne X	21.5 $\pm$ 0.2	21.3 $\pm$ 0.1	830	2.05	0.45	Ca XX^*	<20.9	<20.4	800	3.25	1.65
Na VII^*	21.4 $\pm$ 0.1	<20.3	500	0.25	-1.35	Fe III^*	<19.9	<23	400	-1.95	-3.55
Na VIII^*	<20.4	<19.3	500	0.7	-0.90	Fe IV^*	<19.5	<19.1	400	-1.60	-3.20
Na IX^*	<20.1	<23	600	1.25	-0.35	Fe V^*	<20.4	<19.9	400	-1.30	-2.90
Na X^*	<20.2	20.1 $\pm$ 0.3	700	1.7	0.10	Fe VI^*	<23	<19.4	400	-1.00	-2.60
Na XI^*	<20.3	<23	700	2.3	0.70	Fe VII^*	19.9 $\pm$ 0.6	<19.8	500	-0.50	-2.10
Mg VI^*	<20.1	<19	500	-0.3	-1.90	Fe VIII^*	20.0 $\pm$ 0.3	<19.8	500	-0.10	-1.70
Mg VII^*	20.6 $\pm$ 0.9	<19.7	500	0.1	-1.50	Fe IX	20.2 $\pm$ 0.4	20.97 $\pm$ 0.08	500	0.20	-1.40
Mg VIII^*	<20.2	<19.8	500	0.5	-1.10	Fe X	20.4 $\pm$ 0.1	20.2 $\pm$ 0.1	500	0.40	-1.20
Mg IX	20.3 $\pm$ 0.2	20.3 $\pm$ 0.3	560	1.0	-0.60	Fe XI	20.1 $\pm$ 0.2	19.8 $\pm$ 0.2	500	0.60	-1.00
Mg X^*	<20.2	<19.4	700	1.4	-0.20	Fe XII^*	19.7 $\pm$ 0.5	<19.7	600	0.80	-0.80
Mg XI	20.9 $\pm$ 0.2	20.4 $\pm$ 0.2	500	1.9	0.30	Fe XIII	19.5 $\pm$ 0.6	19.4 $\pm$ 0.4	600	0.95	-0.65
Mg XII	21.0 $\pm$ 0.1	20.8 $\pm$ 0.1	680	2.35	0.75	Fe XIV^*	<19.7	19.3 $\pm$ 0.9	700	1.15	-0.45
Al VII^*	<20.8	<19.9	400	0.05	-1.55	Fe XV^*	<19.6	<19.0	700	1.40	-0.20
Al VIII^*	21.1 $\pm$ 0.2	20.7 $\pm$ 0.4	400	0.45	-1.15	Fe XVI^*	<18.9	<18.6	700	1.40	-0.20
Al IX^*	<19.6	<19.3	600	0.9	-0.70	Fe XVII	20.7 $\pm$ 0.2	20.5 $\pm$ 0.2	740	1.80	0.20
Al XI^*	<19.3	<19.5	700	1.7	0.10	Fe XVIII	20.3 $\pm$ 0.2	20.1 $\pm$ 0.2	700	2.05	0.45
Al XII^*	<20.0	<19.9	700	2.05	0.45	Fe XIX	20.7 $\pm$ 0.1	20.5 $\pm$ 0.1	800	2.25	0.65
Al XIII^*	<20.3	<20.7	800	2.45	0.85	Fe XX	20.4 $\pm$ 0.2	20.4 $\pm$ 0.1	800	2.40	0.80
Si VII^*	19.7 $\pm$ 1.0	<19.8	400	0.05	-1.55	Fe XXI	20.7 $\pm$ 0.2	20.5 $\pm$ 0.2	800	2.60	1.00
Si VIII^*	19.7 $\pm$ 0.3	20.9 $\pm$ 0.1	620	0.4	-1.20	Fe XXII	20.2 $\pm$ 0.2	20.3 $\pm$ 0.3	800	2.75	1.15
Si IX^*	20.0 $\pm$ 0.4	21.1 $\pm$ 0.1	400	0.75	-0.85	Fe XXIII	20.5 $\pm$ 0.2	20.4 $\pm$ 0.2	800	2.90	1.30
Si X	19.9 $\pm$ 0.2	20.0 $\pm$ 0.2	790	1.05	-0.55	Fe XXIV	20.7 $\pm$ 0.2	20.8 $\pm$ 0.2	800	3.10	1.50
Si XI	19.7 $\pm$ 0.2	19.8 $\pm$ 0.4	810	1.5	-0.10	Ni I^*	20.3 $\pm$ 0.2	20.4 $\pm$ 0.2	400	< -4	< -5.6
Si XII	20.6 $\pm$ 0.5	20.3 $\pm$ 0.5	800	1.75	0.15	Ni II^*	20.0 $\pm$ 0.3	20.0 $\pm$ 0.3	400	< -4	< -5.6
Si XIII	20.7 $\pm$ 0.1	20.5 $\pm$ 0.2	660	2.2	0.60	Ni III^*	20.0 $\pm$ 0.7	<20.2	400	-1.70	-3.30
Si XIV	20.9 $\pm$ 0.1	20.7 $\pm$ 0.2	880	2.6	1.00	Ni IV^*	<20.2	<20.1	400	-1.50	-3.10
S VII^*	<19.4	<19.3	400	-0.2	-1.80	Ni V^*	<19.9	<19.9	400	-1.40	-3.00
S VIII	19.8 $\pm$ 0.3	19.7 $\pm$ 0.2	400	0.2	-1.40	Ni VI^*	<20.0	20.1 $\pm$ 0.2	400	-1.20	-2.80
S IX^*	19.9 $\pm$ 0.1	19.6 $\pm$ 0.1	600	0.6	-1.00	Ni VII^*	20.3 $\pm$ 0.1	20.3 $\pm$ 0.1	400	-0.95	-2.55
S X^*	20.3 $\pm$ 0.3	20.1 $\pm$ 0.2	600	1.0	-0.60	Ni VIII^*	19.9 $\pm$ 0.3	20.1 $\pm$ 0.2	500	-0.50	-2.10
S XI	19.7 $\pm$ 0.3	19.7 $\pm$ 0.4	560	1.2	-0.30	Ni IX^*	20.2 $\pm$ 0.1	20.4 $\pm$ 0.1	500	-0.05	-1.65
S XII	19.7 $\pm$ 0.3	19.8 $\pm$ 0.4	620	1.45	-0.15	Ni X^*	<19.8	20.0 $\pm$ 0.3	500	0.40	-1.20
S XIII	19.9 $\pm$ 0.9	19.7 $\pm$ 0.6	700	1.8	0.20	Ni XI^*	20.1 $\pm$ 0.4	20.8 $\pm$ 0.1	600	0.70	-0.90
S XIV^*	20.3 $\pm$ 0.3	<20.0	700	2.15	0.55	Ni XII^*	20.3 $\pm$ 0.1	20.4 $\pm$ 0.1	600	0.90	-0.70
S XV^*	<20.7	<20.1	800	2.4	0.80	Ni XIII^*	20.0 $\pm$ 0.2	20.0 $\pm$ 0.2	600	1.10	-0.50
S XVI^*	<20.8	21.0 $\pm$ 0.4	800	2.85	1.25	Ni XIV^*	<19.7	19.5 $\pm$ 0.5	700	1.25	-0.25
Ar IX^*	19.5 $\pm$ 0.5	19.6 $\pm$ 0.3	500	0.4	-1.20	Ni XV^*	<18.9	<19.3	700	1.50	-0.10
Ar X^*	19.9 $\pm$ 0.3	19.4 $\pm$ 0.3	500	0.8	-0.75	Ni XVI^*	<19.4	19.7 $\pm$ 0.2	700	1.40	-0.20
Ar XI^*	19.9 $\pm$ 0.2	19.7 $\pm$ 0.2	600	1.1	-0.40	Ni XVII^*	19.6 $\pm$ 0.4	20.8 $\pm$ 0.3	700	1.60	0.00
Ar XII^*	19.3 $\pm$ 0.8	19.2 $\pm$ 0.4	600	1.3	-0.20	Ni XVIII^*	19.7 $\pm$ 0.3	19.7 $\pm$ 0.3	700	1.70	0.10

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observation and data reduction
	3 Spectral data analysis
	4 Timing analysis
	5 Discussion
	6 Ionization structure
	7 The outflow
	8 Summary and conclusions
	References
	Online Material
	Appendix A
	Appendix B
	Appendix C