Astronomy & Astrophysics

Table 2: Observational circumstances: the starting and final time of observations (date and universal time), the total exposure time, the instrument used, the airmass value at the beginning and at the end of the acquisitions, and the observed solar analog stars with their airmass used to remove the solar contribution.
Object UT $_{\rm start}$ UT $_{\rm end}$ Exp (min.) INSTR. Airm. Solar analog (airm.)

2004 DW 29 Feb. 04, 23:42 1 Mar. 04, 00:39 50 DOLORES 1.18-1.19 La102-1081 (1.17)

2004 DW 1 Mar. 04, 02:15 1 Mar. 04, 03:54 56 NICS 1.40-2.10 La102-1081 (1.46)

2004 DW 1 Mar. 04, 23:56 2 Mar. 04, 01:31 64 NICS 1.18-1.28 mean of La98-978 (1.21)

and La102-1081 (1.14)

**Table 2:** Observational circumstances: the starting and final time of observations (date and universal time), the total exposure time, the instrument used, the airmass value at the beginning and at the end of the acquisitions, and the observed solar analog stars with their airmass used to remove the solar contribution.
Object	UT $_{\rm start}$	UT $_{\rm end}$	Exp (min.)	INSTR.	Airm.	Solar analog (airm.)
2004 DW	29 Feb. 04, 23:42	1 Mar. 04, 00:39	50	DOLORES	1.18-1.19	La102-1081 (1.17)
2004 DW	1 Mar. 04, 02:15	1 Mar. 04, 03:54	56	NICS	1.40-2.10	La102-1081 (1.46)
2004 DW	1 Mar. 04, 23:56	2 Mar. 04, 01:31	64	NICS	1.18-1.28	mean of La98-978 (1.21)
						and La102-1081 (1.14)

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