Infrared study of H 1743-322 in outburst: a radio-quiet and NIR-dim microquasar

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Volume 577 (May 2015)

A&A, 577 (2015) A101

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Table 1

Log of OIR observations. JHK_s apparent magnitude photometry of H 1743-322 with SOFI.

State	#	MJD	Date	Time (UT)	Seeing	R	I	J	H	K _s	Δm

HSS	1	52 738	2003-04-09	07:15−08:36	0.̋7	21.49 ± 0.05	19.48 ± 0.03	15.41 ± 0.04	14.16 ± 0.07	13.37 ± 0.05
	2	52 741	2003-04-12	07:52−08:06	0.̋6					13.38 ± 0.06	0.05
	3	52 749	2003-04-20	07:54−10:44	1.̋0					13.50 ± 0.03	0.08
	4	52 763	2003-05-04	08:57−10:31	0.̋6			16.06 ± 0.06	14.83 ± 0.04	14.07 ± 0.04

HSS	5	53 215	2004-07-29	23:21−01:14	1.̋8					14.83 ± 0.17	0.83
	6	53 217	2004-07-31	02:07−02:39	0.̋8			16.62 ±0.23	15.44 ± 0.17	14.61 ± 0.13
	7	53 223	2004-08-06	00:36−00:52	0.̋8		20.37 ± 0.05
	8	53 249	2004-09-01	00:13−04:05	0.̋8			17.24 ± 0.10	15.89 ± 0.05	15.19 ± 0.07
	9	53 260	2004-09-12	23:17−23:31	0.̋6					15.38 ± 0.09	0.18

LHS	10	54 738	2008-09-30	00:15−01:20	0.̋8			17.95 ± 0.10	16.45 ± 0.08	14.95 ± 0.06

Notes. Column 1: spectral state, Col. 2: number corresponding to the observation, and the horizontal lines separate the distinct outbursts (i, ii and v respectively). Last column: Δm is the estimated magnitude correction due to blending with the nearby star (see Fig. 2 and text in Sect. 3.3).

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