Open Access
Table 1.
Observation log.
| Date | Grism | Time | Airmass | Seeing |
|---|---|---|---|---|
| 2025 | (s) | (″) | ||
| Aug 3 | 300V | 2 × 1200 | 1.4–1.3 | 0.8 |
| Aug 21 | 300V | 2 × 1200 | 1.3–1.2 | 1.1 |
| Aug 22 | 300I+OG590 | 2 × 1200 | 1.3–1.2 | 1.0 |
| Aug 23 | 300V | 2 × 1200 | 1.4–1.3 | 1.1 |
| Sep 18 | 300I+OG590 | 2 × 1200 | 1.3–1.2 | 0.5 |
| Sep 20 | 300V | 2 × 1200 | 1.4–1.3 | 0.6 |
| Sep 20 | 300I+OG590 | 2 × 1200 | 1.2 | 0.9 |
| Sep 21 | 300V | 1200 | 1.2 | 0.7 |
| Sep 21 | 300I+OG590 | 3 × 1200 | 1.2 | 0.7 |
Notes. We indicate the observation date, the grism + filter, the integration time (1200 s corresponding to 4 × 300 s for each HWP position), the airmass at the beginning and end of the observation, and the average seeing in arcseconds.
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