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Table 1
Feature boundaries (pEW).
| Feature | Dominating | Lower region | Upper region |
| line | (centre Å) | (centre Å) | |
|
|
|||
| f1 | Ca ii H&K | 3450–3800 | 3800–4100 |
| f2 | Si ii λ4000 | 3800–3950 | 4000–4200 |
| f3 | Mg ii λ4300 | 3850–4250 | 4300–4700 |
| f4 | Fe ii λ4800 | 4300–4700 | 4950–5600 |
| f5 | S ii W | 5050–5300 | 5500–5750 |
| f6 | Si ii λ5800 | 5400–5700 | 5800–6000 |
| f7 | Si ii λ6150 | 5800–6100 | 6200–6600 |
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