AMBER/VLTI high spectral resolution observations of the Brγ emitting region in HD 98922 - A compact disc wind launched from the inner disc region

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Volume 582 (October 2015)

A&A, 582 (2015) A44

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Table 1

Log of the VLTI/AMBER/FINITO observations of HD 98922 and calibrators.

HD 98922	Time [UT]		Unit Telescope	Spectral	Wavelength	DIT^a	N^b	Seeing	Baselines	PAs
Observation	Start	End	array	mode^c	range
Date					(μm)	(s)		(″)	(m)	(°)

2012 Dec. 26	09:02	09:20	UT2-UT3-UT4	HR-K-F	2.147–2.194	1	100	0.7–0.8	44.1/60.6/89.4	219.3/103/76.7
2013 Feb. 28	04:50	05:32	UT2-UT3-UT4	HR-K-F	2.147–2.194	1	1540	0.9–1.2	43.9/61/89.4	220.9/104.9/78.8

Calibrator	Date	Time [UT]		UT array	Spectral	Wavelength	DIT^a	N^b	Seeing	Uniform-disc
Name		Start	End		mode^c	range				diameter^d
						(μm)	(s)		(″)	(mas)

HD 60276	2012 Dec. 26	07:50	08:03	UT2-UT3-UT4	HR-K-F	2.147–2.194	1	200	0.9–1.0	0.92 ± 0.06
HD 103125	2013 Feb. 28	04:08	04:42	UT2-UT3-UT4	HR-K-F	2.147–2.194	1	70	0.9–1.5	0.88 ± 0.06

Notes.

^(a)

Detector integration time per interferogram.

^(b)

Number of interferograms.

^(c)

High spectral resolution mode in the K-band using the fringe tracker FINITO.

^(d)

UD diameter taken from JMMC Stellar Diameters Catalogue – JSDC (Lafrasse et al. 2010).

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