Open Access
Table 1
Observational setup for PDS 70 imaging datasets.
| Arm | UT date | Filter /Prism | DIT (s) | Sci. NDIT | Ref. NDIT | Sci. time(s) | Ref. time(s) | Seeing (″) | Coherence time (ms) | Wind speed (m s-1) |
|---|---|---|---|---|---|---|---|---|---|---|
| IRDIS | July 15, 2021 | H-Pol | 16 | 80 | 32 | 1280 | 512 | 0.6–0.9 | 2.8–7.4 | 6–7 |
| IRDIS | Aug. 21, 2021 | Ks | 16 | 136 | 80 | 2176 | 1280 | 0.6–1.5 | 4.6–15.2 | 0.2–4.4 |
| IFS | Aug. 21, 2021 | YJH | 32 | 68 | 40 | 2176 | 1280 | 0.6±1.5 | 4.6±15.2 | 0.2±4.4 |
| IRDIS | Aug. 22, 2021 | Ks | 16 | 126 | 60 | 2016 | 960 | 0.6±0.8 | 4±8.9 | 3.3±4.8 |
| IFS | Aug. 22, 2021 | YJH | 32 | 68 | 30 | 2016 | 960 | 0.6±0.8 | 4±8.9 | 3.3±4.8 |
| IRDIS | Sep. 02, 2021 | Ks | 16 | 26 | 16 | 416 | 256 | 0.6±1.0 | 4±7.6 | 5.6±6 |
| IRDIS | Sep. 04, 2021 | Ks | 16 | 136 | 80 | 2176 | 1280 | 0.36±0.78 | 4.3±7.7 | 3.3±5 |
| IFS | Sep. 04, 2021 | YJH | 32 | 68 | 40 | 2176 | 1280 | 0.36±0.78 | 4.3±7.7 | 3.3±5 |
| IRDIS | Feb. 28, 2022 | Ks | 16 | 136 | 80 | 2176 | 1280 | 0.35±0.72 | 7.8±15.2 | 3.9±5.2 |
| IFS | Feb. 28, 2022 | YJH | 32 | 68 | 40 | 2176 | 1280 | 0.35±0.72 | 7.8±15.2 | 3.9±5.2 |
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