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Table 2
Log of the VLTI/AMBER/FINITO observations of HD 163296 and its calibrators.
| HD 163296 | Time [UT] | Unit Telescope | Spectral | Wavelength | DITa | N b | Seeing | Calibrator | |
| Observation | Start | End | array | modec | range | index | |||
| date | [μm] | [s] | [arcsec] | (see below) | |||||
|
|
|||||||||
| 2012 May 11 | 08:41 | 08:49 | UT2–UT3–UT4 | HR–K–F | 2.147–2.194 | 6 | 75 | 0.6–0.8 | (a)+(b) |
| 2012 May 12 | 09:20 | 09:28 | UT2–UT3–UT4 | HR–K–F | 2.147–2.194 | 6 | 75 | 0.9–1.5 | (c) |
| 2012 Jun. 04 | 07:23 | 07:30 | UT2–UT3–UT4 | HR–K–F | 2.147–2.194 | 6 | 75 | 0.7–0.9 | (d)+(e) |
| Calibrator | Date | Time [UT] | UT array | N b | Seeing | Uniform-disc | |
| name | Start | End | diameterd | ||||
| (index) | [arcsec] | [mas] | |||||
|
|
|||||||
| HD 162255 (a) | 2012 May 11 | 08:09 | 08:17 | UT2–UT3–UT4 | 75 | 0.6–0.7 | 0.34 ± 0.02 |
| HD 160915 (b) | 2012 May 11 | 09:05 | 09:13 | UT2–UT3–UT4 | 75 | 0.6–0.7 | 0.68 ± 0.05 |
| HD 160915 (c) | 2012 May 12 | 08:56 | 09:04 | UT2–UT3–UT4 | 75 | 1.0–1.5 | 0.68 ± 0.05 |
| HD 162255 (d) | 2012 Jun. 04 | 06:35 | 06:42 | UT2–UT3–UT4 | 75 | 0.9–1.2 | 0.34 ± 0.02 |
| HD 163955 (e) | 2012 Jun. 04 | 07:45 | 07:53 | UT2–UT3–UT4 | 75 | 0.6–0.8 | 0.40 ± 0.03 |
Notes. Object and calibrators were observed with the same spectral mode, DIT, and wavelength range.
(d)
UD diameter taken from JMMC Stellar Diameters Catalogue – JSDC (Lafrasse et al. 2010).
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