Open Access
Table 1
Log of IRDIS, IFS, and ZIMPOL observations with atmospheric conditions.
| Date | Instrument mode | Filter | Field rotation (°) | Integration time | Observing conditions(1) | |||
|---|---|---|---|---|---|---|---|---|
| DIT (s) | Total (min) | Airmass | Seeing (″) | Coherence time (ms) | ||||
| 17-05-2017 | IRDIS DBI | K1K2 | 38.9 | 64 | 102.4 | 1.23−1.29 | 0.92 ± 0.09 | 2.4 ± 0.4 |
| 17-05-2017 | IFS Y-H | Y–H | 33.2 | 64 | 85.3 | 1.23−1.27 | 0.78 ± 0.10 | 2.4 ± 0.3 |
| 15-03-2017 | ZIMPOL P2 | I_PRIME | / | 10 | 37.3 | 1.24−1.27 | 0.42 ± 0.05 | 7.3 ± 1.0 |
| 14-03-2017 | ZIMPOL P2 | I_PRIME | / | 10 | 37.3 | 1.32−1.43 | 0.43 ± 0.05 | 9.0 ± 1.6 |
| 06-03-2017 | IRDIS DPI | BB_H | / | 32 | 65.1 | 1.23−1.24 | 0.49 ± 0.06 | 7.8 ± 1.6 |
| 17-02-2017 | ZIMPOL P2 | I_PRIME | / | 10 | 93.3 | 1.23−1.27 | 1.21 ± 0.66 | 3.2 ± 0.9 |
| 14-02-2016 | IRDIS CI | BB_H | 16.7 | 16 | 53.6 | 1.23−1.26 | 1.37 ± 0.15 | 2.6 ± 0.4 |
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