Pushing JWST to the extremes: Search and scrutiny of bright galaxy candidates at z ≃ 15–30

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Table 2.

Binned LFs at z = 15 − 20.

M_UV	N_obj	ϕ (case 1)	ϕ (case 2)
		10⁻⁵ Mpc⁻³ mag⁻¹
−22.5	1	0.06 $_{- 0.05}^{+ 0.14}$ $^{+0.14}_{-0.05}$	< 0.12
−21.5	1	0.07 $_{- 0.05}^{+ 0.16}$ $^{+0.16}_{-0.05}$	< 0.13
−20.5	2	0.25 $_{- 0.16}^{+ 0.3}$ $^{+0.3}_{-0.16}$	< 0.23
−19.5	1	0.6 $_{- 0.5}^{+ 1.4}$ $^{+1.4}_{-0.5}$	< 1.1
−18.5	0	< 5.4	< 5.4

Notes. The number, N_obj, of sources in the reference F200W dropout sample in each rest-frame M_UV bin and the resulting number densities assuming they are all at z > 15 (case 1) or when they are all interlopers (case 2).

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