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Table 2.
Summary of the optical and NIR follow-up spectroscopic observations of PSO J191+86.
| Date | Telescope/instrument | Exposure time | S/N |
|---|---|---|---|
| (1) | (2) | (3) | (4) |
| 2018 June 21 | TNG/DOLORES | 0.5 h | ∼7 |
| 2019 May 3 | LBT/LUCI1 | 1.8 h | ∼7.5 |
| 2019 May 3 | LBT/LUCI2 | 1.8 h | ∼7.5 |
Notes. Column (1): date of observation; Col. (2): telescope and instrument used; Col. (3): total exposure time; Col. (4): S/N of the continuum.
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