A faint MUV = −14.5 Lyman-continuum leaker candidate in the epoch of reionization: Unprecedented Lyα properties at z = 5.725

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Volume 708 (April 2026)

A&A, 708 (2026) L2

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Table A.1.

Lyα properties of lensed LAEs at z > 4 from the literature.

ID	z_sys	M_UV	EW_Lyα	dv	FWHM
MACS0940	4.0338^(a)	−19.8^(b)	−	240 ± 7^(a)	441 ± 8^(a)^†
RCS0224^(c)	4.8737	−19.6	143.3 ± 12.9	156 ± 52	207 ± 6^†
MS1358^(d)	4.9296	−19.0 ± 0.1	−	200 ± 100	−
CA8^(e)	6.064	−16.9 ± 0.1	64.2 ± 7.4	$109_{- 38}^{+ 28}$ $Mathematical equation: $ 109^{+28}_{-38} $$	$163_{- 25}^{+ 22}$ $Mathematical equation: $ 163^{+22}_{-25} $$
RXCJ2248^(f)	6.1045	−20.1 ± 0.2	39.6 ± 5.1	235	131
CA4^(e)	6.1446	−17.7 ± 0.1	128.8 ± 9.4	$91_{- 4}^{+ 3}$ $Mathematical equation: $ 91^{+3}_{-4} $$	$131_{- 15}^{+ 14}$ $Mathematical equation: $ 131^{+14}_{-15} $$
D1T1	6.1449^(g)	−17.8 ± 0.1^(g)	60 ± 8^(h)	100^(g)	250^(g)^†
CA5^(e)	6.149	−16.7 ± 0.1	35.4 ± 4.0	−	$176_{- 20}^{+ 110}$ $Mathematical equation: $ 176^{+110}_{-20} $$

Notes. Uncertainties are not reported when they are not available in the original publication. ^† not corrected for instrumental broadening.^(a)Claeyssens et al. (2019); ^(b)Messa et al. (2024); ^(c) all data from Witstok et al. (2021); ^(d) all data from Swinbank et al. (2009); ^(e) all data from Bolamperti et al. in prep; ^(f) all data from Mainali et al. (2017); ^(g)Messa et al. (2025); ^(h)Vanzella et al. (2019).

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