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Table 1
Observational circumstances.
| Date | UT | Exp | Seeing* | Airmass* | Instrument | |
|
|
||||||
| 2007-Dec.-5 | 4:17 | 2400 | 1.05 | 1.210 | FORS** | |
| 2007-Dec.-6 | 3:16 | 2160 | 1.18 | 1.208 | ISAAC | |
| 2007-Dec.-6 | 0:31 | 5100 | 1.05 | 1.297 | SINFONI | |
| 2008-Nov.-22 | 5:18 | 4800 | 0.90 | 1.289 | SINFONI | |
Notes. The observational date, universal time UT of the beginning of the exposure, the total exposure time (second), the seeing, and the airmass.
(**)
The visible spectrum is reported in Fornasier et al. (2009).
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