The mean infrared emission of Sagittarius A* | Astronomy & Astrophysics (A&A)

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Table 1

Flux density of M′ counterpart of Sgr A*.

UTC Date	UTC Time	t_{on source}^a	f_SgrA∗^b

2003 June 04	04:21–07:36	130	1.6 ± 0.2
2003 June 09	04:29–07:20	115	1.2 ± 0.2
2004 June 14	03:30–05:56	58	1.8 ± 0.3
2004 Aug. 11	00:54–01:15	27	1.8 ± 0.4
2004 Sep. 20	00:06–01:47	55	1.6 ± 0.2
2004 Sep. 20/21	23:29–00:30	95	1.2 ± 0.2
2006 Mar. 28	07:11–08:49	47	1.2 ± 0.3
2006 Mar. 29	07:06–10:24	122	1.8 ± 0.2
all 2003^c		245	1.4 ± 0.2
all 2004^c		235	1.6 ± 0.2
all 2006^c		169	1.6 ± 0.2

Notes.

^(a)

Total integration time on source in seconds;

^(b)

flux density and 1σ uncertainties in mJy, not corrected for extinction;

^(c)

measurement on average image from all 2003, 2004, or 2006 imaging data, respectively.

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