Exploring He II λ1640 emission line properties at z ∼2−4

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This article has an erratum: [https://doi.org/10.1051/0004-6361/201834565e]

Table 1.

Summary of MUSE GTO surveys explored.

Field name	FOV^a	Exposure	Nc^b	Ns^c
		time (h)
UDF10	1′ × 1′	31.00	122	0
UDF MOSAIC	3′ × 3′	10.00	431	6
HDFS	1′ × 1′	27.00	139	3
Groups COSMOS 30	1′ × 1′	9.75	35	1
Groups COSMOS 34	1′ × 1′	5.25	7	0
Groups COSMOS 84	1′ × 1′	5.25	13	0
Groups COSMOS 114	1′ × 1′	2.20	2	0
Groups VVDS 189	1′ × 1′	2.25	1	0
Quasar J2321	1′ × 1′	9.00	13	0
Quasar Q0422	1′ × 1′	20.00	25	3
Quasar UM287	1′ × 1′	9.00	11	0

Notes.

^(a)

Field of view.

^(b)

Number of galaxies selected to visually investigate for He II λ1640 emission.

^(c)

Number of galaxies selected to be analyzed in this study.

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