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Table 1
Log for the VLT/SPHERE and NACO observations.
| Observing date | Prog. ID | Instrument mode | Filter | Seeing | Coherence time | Integration |
|---|---|---|---|---|---|---|
| (YYYY-MM-DD) | (′′) | (ms) | (h) | |||
| 2015-05-09 | 095.C-0298 | SPHERE/IRDIFS | H2H3/Y J | 1.31 | 2.0 | 1.07/1.07 |
| 2016-04-28 | 097.C-0319 | SPHERE/IRDIS DPI | B_J | 0.97 | 2.7 | 0.36 |
| 2017-01-14 | 098.C-0155 | NACO (AGPM) | L′ | 0.75 | 9.5 | 0.40 |
| 2017-02-07 | 198.C-0209 | SPHERE/IRDIFS | H2H3/Y J | 0.54 | 5.6 | 1.45/1.37 |
| 2017-03-20 | 198.C-0209 | SPHERE/IRDIS DPI | B_H | 0.85 | 5.3 | 0.78 |
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