A deep 1.4 GHz survey of the J1030 equatorial field: A new window on radio source populations across cosmic time

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Table 3

Optical/IR photometry for source a2.

Band (1)	M_AB (2)	Instrument (3)	Reference (4)
r	>26	LBT/LBC	Morselli et al. (2014)
i	>25.5	LBT/LBC	“
z	26.6 ± 0.2	HST/ACS	Stiavelli et al. (2005)
Y	25.4 ± 0.5	CFHT/WIRCam	Balmaverde et al. (2017)
J	23.7 ± 0.2	CFHT/WIRCam	“
H	23.5 ± 0.2	HST/WFC3	D’Amato et al. (2020a)
K	22.6 ± 0.1	CTIO/ISPI	Quadri et al. (2007)
CH1	20.8 ± 0.7	Spitzer/IRAC	Annunziatella et al. (2018)
CH2	20.6 ± 0.5	Spitzer/IRAC	“

Notes. (1) Observed band. (2) Measured AB magnitude (careful analysis was required due to contamination from a nearby bright star). The lower limits are given at the 5σ level. (3) Observing instrument. (4) Photometry reference.

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