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Table 4
Emission features in the STIS spectrum of Mrk 509.
| Feature | λ 0 | Flux | v sys | FWHM |
| (Å) | (10-14 erg cm-2 s-1 Å-1) | (km s-1) | (km s-1) | |
|
|
||||
| Lyα | 1215.6700 | 6.8 ± 5.5 | 166 ± 575 | 300 ± 3 |
| Lyα | 1215.6700 | 102.0 ± 0.9 | 85 ± 15 | 1712 ± 66 |
| Lyα | 1215.6700 | 350.0 ± 2.9 | −290 ± 4 | 3483 ± 25 |
| Lyα | 1215.6700 | 531.0 ± 4.4 | −11 ± 19 | 10752 ± 56 |
| N v | 1238.8210 | 17.4 ± 0.3 | 371 ± 44 | 2089 ± 39 |
| N v | 1242.8040 | 8.7 ± 0.2 | 371 ± 44 | 2089 ± 39 |
| Si ii | 1260.4200 | 36.1 ± 1.0 | −921 ± 130 | 5928 ± 151 |
| O i+Si ii | 1303.5700 | 21.8 ± 2.5 | 189 ± 62 | 3115 ± 94 |
| C ii | 1335.2050 | 4.7 ± 2.4 | 106 ± 284 | 1555 ± 459 |
| Si iv | 1393.7550 | 54.9 ± 3.0 | 381 ± 194 | 4374 ± 97 |
| Si iv | 1402.7700 | 27.4 ± 1.5 | 382 ± 194 | 4374 ± 97 |
| C iv | 1548.1950 | 6.7 ± 1.8 | −204 ± 151 | 300 ± 95 |
| C iv | 1550.7700 | 3.4 ± 0.9 | −204 ± 151 | 300 ± 95 |
| C iv | 1548.1950 | 65.9 ± 3.6 | −103 ± 7 | 2108 ± 30 |
| C iv | 1550.7700 | 33.0 ± 1.8 | −103 ± 7 | 2108 ± 30 |
| C iv | 1548.1950 | 148.0 ± 2.0 | −103 ± 7 | 4102 ± 93 |
| C iv | 1550.7700 | 74.1 ± 1.0 | −103 ± 7 | 4102 ± 93 |
| C iv | 1549.0530 | 389.0 ± 1.5 | −605 ± 10 | 9392 ± 156 |
| N iv] | 1486.4960 | 12.3 ± 0.6 | 262 ± 71 | 3795 ± 20 |
| Si ii | 1526.7070 | 15.8 ± 1.4 | −175 ± 86 | 3795 ± 20 |
| He ii | 1640.4800 | 5.4 ± 0.8 | 38 ± 48 | 888 ± 135 |
| He ii | 1640.4800 | 39.5 ± 3.1 | −636 ± 67 | 4824 ± 104 |
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