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Table 1
Main characteristics of the setup of the SPHERE observations of the HD 284149 system.
| Date | Mode | Filter | Coronograph | Total integration time (s) | Total field of view | |
| IFS | IRDIS | Rotation (deg) | ||||
|
|
||||||
| 2015-02-03 | IRDIS_LSS | YJH | Y | – | 180 | – |
| 2015-10-25 | IRDIFS | H23 | Y | 256 | 256 | 22.13 |
| 2015-11-27 | IRDIFS_EXT | K12 | N | 82.5 | 56.08 | 29.71 |
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