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Table 1
Rest-frame equivalent widths and FWHM for absorption and emission lines in the composite spectra of Figs. 1 and 12.
| Stack | Stack | Stack | Stack | |||||
| narrow | broad | possible | all | |||||
| (11 galaxies) | (13 galaxies) | (12 galaxies) | (277 galaxies) | |||||
| Line | E W 0 | FWHM | E W 0 | FWHM | E W 0 | FWHM | E W 0 | FWHM |
|
|
||||||||
| Lyαλ1216 | –8.4 | 2063 | 8.0 | 1021 | –9.6 | 2097 | 0.7 | 1000 |
| Si IIλ1260 | –1.6 | – | –1.7 | 984 | –1.2 | 565 | –1.6 | 1500 |
| O Iλ1303 | – | – | –2.2 | 1130 | –3.8 | 1222 | –2.5 | 1542 |
| C IIλ1334 | –0.5 | 912 | –1.5 | 893 | –2.0 | 784 | –1.7 | 1457 |
| Si IVλ1393 | –2.2 | 1239 | –2.2 | 1659 | –1.8 | 1076 | –1.9 | 1772 |
| Si IVλ1402 | –1.9 | 1519 | –1.1 | 1093 | –1.5 | 1148 | –1.6 | 2166 |
| Si IIλ1527 | –1.6 | 1212 | –1.8 | 1495 | –2.4 | 1185 | –1.6 | 1259 |
| C IVλ1549 | –5.9 | 2756 | –3.7 | 1586 | –4.5 | 1932 | –3.0 | 1724 |
| He IIλ1640 | 4.1 | 993 | 2.7 | 1914 | 3.3 | 2220 | 1.0 | 1776 |
| C IIIλ1909 | 7.8 | 1631 | 3.8 | 1768 | – | – | 3.4 | 2064 |
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