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Table 4.
Properties of He IIλ1640 emitting regions within the Lyα blob.
| Name | RA | Dec | Area | FHeII | Δv(zLyα) |  |
 |
He II/Lyα | C IV/Lyα |
|---|---|---|---|---|---|---|---|---|---|
| [J2000] | [J2000] | ▫″ | [10−18 erg s−1 cm−2] | [km s−1] | [km s−1] | [km s−1] | |||
| south | 22h17m25.89s | +00°12′35.3″ | 13.9 | 10.5 ± 1.8 | +13 ± 68 | 289 ± 55 | 464 ± 9 | 0.06 ± 0.01 | ≤0.06 |
| north | 22h17m26.01s | +00°12′42.2″ | 12.6 | 7.2 ± 1.1 | −42 ± 51 | 152 ± 24 | 368 ± 4 | 0.07 ± 0.01 | ≤0.10 |
| LAB8 | 22h17m26.12s | +00°12′54.1″ | 8.8 | 6.7 ± 0.9 | −109 ± 22 | 207 ± 44 | 298 ± 6 | 0.11 ± 0.02 | ≤0.11 |
Notes. The area of the He II emitting regions is defined as the connected area of spaxels with S/N > 6 in the maximum S/N map (Fig. 10). Δv(zLyα) is the relative velocity offset between Lyα and He II emission: Δv(zLyα) = c × (zLyα − zHeII)/(1 + zHeII).
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