Open Access
Table 1
Summary of the data used and the observing modes with different instruments.
| 2003-12-30 | 2004-08-30 | 2010-12-16 | 2015-09-01 | 2019-12-15 | |
|---|---|---|---|---|---|
| Instrument | T-ReCS | VISIR | T-ReCS | VISIR | NEAR |
| Telescope | Gemini | VLT UT3 | Gemini | VLT UT3 | VLT UT4 |
| Filter | 12.3 µm | 11.7 µm | 10 µm | 11.7 µm | 11.25 µm |
| AO+Coronagraph | No | No | No | No | Yes |
| Reference | Telesco et al. (2005) | This study | Li et al. (2012) | This study | This study |
| C1 pos (au) |  |
 |
 |
 |
 |
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