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Table 2
Pseudo-equivalent widths (pEW) of lines and doublets measured in the VLT/X-shooter spectrum of 2M1540.
| Line | Arm | Wavelength | pEW | ||
| nm | Å | ||||
|
|
|||||
| Li | VIS | 670.8 | <0.2 | ||
| Hα | VIS | 656.3 | −1.0±0.2 | ||
| KI | VIS | 766.5/769.9 | 7±1/4±1 | ||
| NaI | VIS | 818.3/819.8 | 2.8±0.6/3.4±0.2 | ||
| NaI | NIR | 1138/1140 | 2.8±0.2/3.4±0.3 | ||
| KI | NIR | 1169/1177 | 2.5±0.4/4.0±0.4 | ||
| KI | NIR | 1244/1253 | 1.7±0.3/2.2±0.4 | ||
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