Open Access
Table 1.
Observed spectroscopic properties of JADES-GS+53.16746−27.7720 (or JADES-GS-z7-LA).
| Parameter | Measurement |
|---|---|
| zsys | 7.2782 ± 0.0003 |
| zLyα | 7.2822 ± 0.0004 |
| R100 line fluxes [×10−20 erg s−1 cm−2] | |
| F([O II] λ3727) | 5.4 ± 1.4 |
| F(Hβ) | 7.9 ± 2.2 |
| F([O III] λ4959) | 23.1 ± 6.0 |
| F([O III] λ5007) | 59.9 ± 4.0 |
| R100 equivalent widths [Å] | |
| EW0([O II] λ3727) | 69.9 ± 14.4 |
| EW0(Hβ) | 113.0 ± 23.1 |
| EW0([O III] λ4959) | 330.3 ± 62.9 |
| EW0([O III] λ5007) | 854.8 ± 58.0 |
| R1000 line fluxes [×10−20 erg s−1 cm−2] | |
| F(Lyα) | 229.2 ± 25.9 |
| F(Hβ) | 14.3 ± 5.9 |
| F([O III] λ5007) | 64.6 ± 6.2 |
| R1000 equivalent widths [Å] | |
| EW0(Lyα) | 388.0 ± 88.8 |
| EW0(Hβ) | 204.9 ± 62.5 |
| EW0([O III] λ5007) | 1028.1 ± 165.5 |
| Line ratios (from PRISM) | |
| [O III] λ5007/[O II], λ3727 (O32) | 11.1 ± 2.2 |
| ([O III] λλ4959, 5007 + [O II])/Hβ (R23) | 11.2 ± 2.6 |
| [O III] λ5007/Hβ (R3) | 7.6 ± 1.5 |
| Hγ/Hβ | < 0.49 |
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