Evolution of the Comptonizing medium of the black-hole candidate Swift J1727.8–1613 along the hard to hard-intermediate state transition using NICER

Open Access

Table A.3.

Same as Table A.2 for observation numbers 15 to 25.

						Observation number
Component	Parameter	15	16	17	18	19	20	21	22	23	24	25
	QPO frequency (Hz)	1.307 ± 0.002	1.304 ± 0.002	1.178 ± 0.001	1.127 ± 0.004	1.424 ± 0.002	1.427 ± 0.002	1.398 ± 0.002	1.478 ± 0.01	1.622 ± 0.006	1.448 ± 0.004	1.358 ± 0.002
	time lag (10⁻² sec)	−0.18±0.05	−0.13±0.05	0.19±0.04	0.42±0.13	−0.66±0.06	−0.41±0.05	−0.33±0.06	−0.32±0.11	−0.67±0.16	−0.15±0.09	−0.17±0.06
TBfeo	N_H (10²² cm⁻²)	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a	[0.28]^a
diskbb	kT_in (keV)	0.400±0.003	0.397±0.003	0.381±0.003	0.377±0.003	0.391±0.003	0.402±0.003	0.400±0.002	0.397±0.003	0.418±0.004	0.399±0.003	0.400±0.003
	N_disk^b (10⁴)	9.1±0.2	9.4±0.2	10.9±0.2	11.3±0.2	9.3±0.2	8.6±0.2	8.8±0.1	8.8±0.1	7.1±0.1	8.4±0.2	8.7±0.2
	F_disk^⋆ (10⁻⁸ ergs cm⁻² s⁻¹)	4.8 ± 0.1	4.8 ± 0.1	4.7 ± 0.1	4.7 ± 0.1	4.5 ± 0.1	4.6 ± 0.1	4.6 ± 0.1	4.5 ± 0.1	4.5 ± 0.1	4.4 ± 0.1	4.6 ± 0.1
nthComp	Γ	1.857±0.003	1.845±0.003	1.811±0.003	1.803±0.006	1.865±0.003	1.874±0.005	1.868±0.004	1.878±0.003	1.932±0.006	1.894±0.008	1.855±0.005
	kT_e (keV)	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a	[40]^a
	N_nthComp	35.1±0.3	34.4±0.3	32.2±0.2	32.0±0.3	33.1±0.3	32.6±0.3	32.3±0.2	32.3±0.3	33.5±0.4	32.0±0.4	29.9±0.3
	F_nthComp^⋆ (10⁻⁸ ergs cm⁻² s⁻¹)	49.1 ± 0.1	49.4 ± 0.1	49.2 ± 0.1	49.6 ± 0.4	45.1 ± 0.1	44.2 ± 0.2	44.2 ± 0.2	42.9 ± 0.1	40.8 ± 0.2	41.5 ± 0.3	42.0 ± 0.3
gaussian	lineE (keV)	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a	[6.4]^a
	σ (keV)	[1.0]^a	[1.0]^a	[1.0]^a	1.1±0.1	[1.0]^a	1.0±0.1	1.0±0.1	[1.0]^a	[1.0]^a	1.2±0.2	1.0±0.1
	Strength (10⁻¹)	[2.0]^a	[2.0]^a	[2.0]^a	2.2±0.3	[2.0]^a	1.4±0.2	1.5±0.2	[2.0]^a	[2.0]^a	1.9±0.4	1.5±0.2
vkdualdk	kT_{s, 1} (keV)	$0 . 290_{- 0.022}^{+ 0.029}$ $0.290^{+0.029}_{-0.022}$	$0 . 306_{- 0.041}^{+ 0.018}$ $0.306^{+0.018}_{-0.041}$	$0 . 263_{- 0.013}^{+ 0.023}$ $0.263^{+0.023}_{-0.013}$	$0 . 271_{- 0.020}^{+ 0.029}$ $0.271^{+0.029}_{-0.020}$	$0 . 262_{- 0.010}^{+ 0.012}$ $0.262^{+0.012}_{-0.010}$	$0 . 303_{- 0.028}^{+ 0.016}$ $0.303^{+0.016}_{-0.028}$	$0 . 296_{- 0.037}^{+ 0.025}$ $0.296^{+0.025}_{-0.037}$	$0 . 319_{- 0.030}^{+ 0.052}$ $0.319^{+0.052}_{-0.030}$	$0 . 273_{- 0.035}^{+ 0.073}$ $0.273^{+0.073}_{-0.035}$	$0 . 268_{- 0.041}^{+ 0.033}$ $0.268^{+0.033}_{-0.041}$	$0 . 281_{- 0.011}^{+ 0.033}$ $0.281^{+0.033}_{-0.011}$
	L₁ (10³ km)	$3 . 5_{- 0.4}^{+ 0.5}$ $3.5^{+0.5}_{-0.4}$	$4 . 1_{- 0.7}^{+ 0.4}$ $4.1^{+0.4}_{-0.7}$	$2 . 9_{- 0.2}^{+ 0.3}$ $2.9^{+0.3}_{-0.2}$	3.4±0.6	2.9±0.3	$2 . 9_{- 0.3}^{+ 0.2}$ $2.9^{+0.2}_{-0.3}$	$3 . 5_{- 0.4}^{+ 0.3}$ $3.5^{+0.3}_{-0.4}$	$3 . 2_{- 0.5}^{+ 0.7}$ $3.2^{+0.7}_{-0.5}$	$2 . 6_{- 0.7}^{+ 1.1}$ $2.6^{+1.1}_{-0.7}$	2.5±0.4	$2 . 8_{- 0.3}^{+ 0.4}$ $2.8^{+0.4}_{-0.3}$
	L₂ (10³ km)	$4 . 8_{- 0.6}^{+ 0.7}$ $4.8^{+0.7}_{-0.6}$	$5 . 3_{- 0.6}^{+ 0.7}$ $5.3^{+0.7}_{-0.6}$	$4 . 1_{- 0.3}^{+ 0.4}$ $4.1^{+0.4}_{-0.3}$	$4 . 5_{- 0.8}^{+ 1.1}$ $4.5^{+1.1}_{-0.8}$	3.7±0.4	$3 . 9_{- 0.4}^{+ 0.3}$ $3.9^{+0.3}_{-0.4}$	$4 . 5_{- 0.6}^{+ 0.5}$ $4.5^{+0.5}_{-0.6}$	$4 . 0_{- 0.7}^{+ 0.8}$ $4.0^{+0.8}_{-0.7}$	$2 . 8_{- 0.8}^{+ 1.1}$ $2.8^{+1.1}_{-0.8}$	$3 . 4_{- 0.7}^{+ 0.5}$ $3.4^{+0.5}_{-0.7}$	$3 . 7_{- 0.2}^{+ 0.5}$ $3.7^{+0.5}_{-0.2}$
	η₁	$0 . 26_{- 0.01}^{+ 0.02}$ $0.26^{+0.02}_{-0.01}$	$0 . 27_{- 0.02}^{+ 0.01}$ $0.27^{+0.01}_{-0.02}$	$0 . 25_{- 0.01}^{+ 0.02}$ $0.25^{+0.02}_{-0.01}$	$0 . 25_{- 0.04}^{+ 0.02}$ $0.25^{+0.02}_{-0.04}$	$0 . 25_{- 0.01}^{+ 0.02}$ $0.25^{+0.02}_{-0.01}$	$0 . 28_{- 0.02}^{+ 0.01}$ $0.28^{+0.01}_{-0.02}$	$0 . 28_{- 0.03}^{+ 0.01}$ $0.28^{+0.01}_{-0.03}$	0.28±0.02	$0 . 22_{- 0.05}^{+ 0.03}$ $0.22^{+0.03}_{-0.05}$	$0 . 25_{- 0.04}^{+ 0.03}$ $0.25^{+0.03}_{-0.04}$	0.26±0.02
	η₂	$0 . 35_{- 0.01}^{+ 0.02}$ $0.35^{+0.02}_{-0.01}$	0.34±0.01	0.35±0.01	0.32±0.01	0.36±0.01	0.36±0.01	$0 . 36_{- 0.01}^{+ 0.02}$ $0.36^{+0.02}_{-0.01}$	0.33±0.02	$0 . 33_{- 0.03}^{+ 0.06}$ $0.33^{+0.06}_{-0.03}$	0.36±0.02	0.34±0.01
	$δ {\dot{H}}_{ext, 1}$ $\delta \dot {H}_{\mathrm {ext,1}}$	$7 . 40_{- 0.95}^{+ 0.82}$ $7.40^{+0.82}_{-0.95}$	$6 . 80_{- 0.73}^{+ 0.54}$ $6.80^{+0.54}_{-0.73}$	$10 . 60_{- 0.96}^{+ 1.15}$ $10.60^{+1.15}_{-0.96}$	$9 . 30_{- 4.60}^{+ 1.35}$ $9.30^{+1.35}_{-4.60}$	$6 . 80_{- 0.88}^{+ 0.87}$ $6.80^{+0.87}_{-0.88}$	$7 . 00_{- 0.73}^{+ 0.50}$ $7.00^{+0.50}_{-0.73}$	$6 . 70_{- 0.78}^{+ 0.64}$ $6.70^{+0.64}_{-0.78}$	$5 . 40_{- 0.90}^{+ 0.72}$ $5.40^{+0.72}_{-0.90}$	$7 . 10_{- 2.03}^{+ 1.47}$ $7.10^{+1.47}_{-2.03}$	$8 . 10_{- 3.27}^{+ 1.28}$ $8.10^{+1.28}_{-3.27}$	$9 . 00_{- 1.48}^{+ 0.80}$ $9.00^{+0.80}_{-1.48}$
	$δ {\dot{H}}_{ext, 2}$ $\delta \dot {H}_{\mathrm {ext,2}}$	$1 . 4_{- 0.5}^{+ 0.3}$ $1.4^{+0.3}_{-0.5}$	$1 . 7_{- 1.0}^{+ 0.7}$ $1.7^{+0.7}_{-1.0}$	$1 . 6_{- 0.7}^{+ 0.2}$ $1.6^{+0.2}_{-0.7}$	1.8±0.8	1.0±0.1	$1 . 5_{- 0.4}^{+ 0.5}$ $1.5^{+0.5}_{-0.4}$	$1 . 4_{- 0.8}^{+ 0.5}$ $1.4^{+0.5}_{-0.8}$	$1 . 7_{- 1.6}^{+ 0.8}$ $1.7^{+0.8}_{-1.6}$	$1 . 0_{- 0.9}^{+ 0.6}$ $1.0^{+0.6}_{-0.9}$	$1 . 1_{- 0.8}^{+ 0.3}$ $1.1^{+0.3}_{-0.8}$	$1 . 6_{- 0.5}^{+ 0.3}$ $1.6^{+0.3}_{-0.5}$
	ϕ (rad)	$- 3 . 10_{- 0.03}^{+ 0.01}$ $-3.10^{+0.01}_{-0.03}$	$- 3 . 13_{- 0.01}^{+ 0.05}$ $-3.13^{+0.05}_{-0.01}$	−3.10±0.02	3.13±0.01	[−3]^a	$- 3 . 09_{- 0.02}^{+ 0.05}$ $-3.09^{+0.05}_{-0.02}$	$- 3 . 09_{- 0.02}^{+ 0.05}$ $-3.09^{+0.05}_{-0.02}$	$- 3 . 12_{- 0.01}^{+ 0.04}$ $-3.12^{+0.04}_{-0.01}$	$- 3 . 04_{- 0.05}^{+ 0.20}$ $-3.04^{+0.20}_{-0.05}$	$- 3 . 07_{- 0.07}^{+ 0.08}$ $-3.07^{+0.08}_{-0.07}$	$- 3 . 12_{- 0.02}^{+ 0.03}$ $-3.12^{+0.03}_{-0.02}$
	reflag (10⁻²)	−0.8±0.4	1.4±0.4	4.2±0.4	5.7±0.7	−2.9±0.5	−2.0±0.4	−0.5±0.5	−0.5±0.9	−4.1±1.5	−1.7±0.8	−0.9±0.6
	η_{int, 1}	$0 . 019_{- 0.002}^{+ 0.003}$ $0.019^{+0.003}_{-0.002}$	$0 . 019_{- 0.002}^{+ 0.003}$ $0.019^{+0.003}_{-0.002}$	0.015±0.001	$0 . 014_{- 0.002}^{+ 0.003}$ $0.014^{+0.003}_{-0.002}$	0.017±0.001	0.021±0.001	$0 . 020_{- 0.002}^{+ 0.003}$ $0.020^{+0.003}_{-0.002}$	$0 . 021_{- 0.002}^{+ 0.004}$ $0.021^{+0.004}_{-0.002}$	$0 . 020_{- 0.003}^{+ 0.006}$ $0.020^{+0.006}_{-0.003}$	$0 . 019_{- 0.002}^{+ 0.005}$ $0.019^{+0.005}_{-0.002}$	0.018±0.002
	η_{int, 2}	0.027±0.001	$0 . 025_{- 0.002}^{+ 0.001}$ $0.025^{+0.001}_{-0.002}$	0.023±0.001	0.020±0.001	$0 . 028_{- 0.000}^{+ 0.000}$ $0.028^{+0.000}_{-0.000}$	0.029±0.001	$0 . 028_{- 0.003}^{+ 0.001}$ $0.028^{+0.001}_{-0.003}$	$0 . 026_{- 0.005}^{+ 0.002}$ $0.026^{+0.002}_{-0.005}$	$0 . 030_{- 0.003}^{+ 0.002}$ $0.030^{+0.002}_{-0.003}$	$0 . 030_{- 0.002}^{+ 0.001}$ $0.030^{+0.001}_{-0.002}$	0.026±0.001

	χ² (dof)	264.2 (251 )	250.0 (250 )	266.5 (251 )	221.6 (243 )	208.2 (252 )	235.2 (249 )	216.4 (248 )	214.9 (251 )	197.2 (225 )	215.3 (239 )	214.9 (245 )

Notes. Rows are defined as in Table A.2.

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.