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Table A.4.
Equivalent widths of OSIRIS/GTC spectra of stars and brown dwarfs towards σ Orionis.
| Name | EW(Ca K) | EW(Ca H) | EW(Hγ) | EW(Hβ) | EW(He I D3) | EW(Hα) | EW(Li I) | SpT | SpT |
|---|---|---|---|---|---|---|---|---|---|
| [Å] | [Å] | [Å] | [Å] | [Å] | [Å] | [Å] | Standards | PyHammer | |
| Mayrit 1329304 | –73 |
–57 |
–26 |
–56 |
–3.3 |
–118 |
+0.13 |
M2.5 | M7 |
| Mayrit 1298302 (a) | > –2.0 | > –2.0 | > –1.0 | –2.6 ± 0.2 | ... | –3.5 ± 0.3 | < +0.2 | M3.0 | M3 |
| Mayrit 1129222 | ... | –25 |
–14 |
–12 |
–1.4 |
–22 |
+0.31 |
M2.5: | M6 |
| Mayrit 783254 (a) | +13 ± 2 | +9 ± 2 | +0.7 ± 0.2 | +0.8 ± 0.6 | ... | +0.8 ± 0.2 | +0.34 ± 0.09 | ≪K7 | K2 |
| Mayrit 873229AB | –13 |
–25 |
–18 |
–19 |
–2.3 |
–59 |
... | M4.5 | M7 |
| Mayrit 662301 (a) | –5.5 ± 1.5 | –5.5 ± 1.0 | –9 ± 2 | –7.0 ± 1.0 | ... | –11.8 ± 0.9 | +0.66 ± 0.14 | M1.5 | M1 |
| Mayrit 1073209 | –18 |
–15 |
–9.2 |
–9.2 |
–1.2 |
–24 |
+0.57 |
M3.0 | M4 |
| Mayrit 757219 | –94 |
–74 |
–33 |
–49 |
–2.2 |
–91 |
+0.14 |
M1.0 | M7 |
| Mayrit 329261AB | –18 |
–29 |
–17 |
–52 |
–5.7 |
–148 |
... | M4.5 | M8 |
| Mayrit 609206 (a) | –26 ± 3 | –26 ± 3 | –9 ± 2 | –15.0 ± 1.0 | ... | –46 ± 2 | +0.40 ± 0.07 | M0: | M4 |
Notes.
(a)
Sources observed by Caballero et al. (2012). The full table is available at the CDS.
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