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Table 3

Known quasars at z > 7.

QSO name Photometry zspec zout Pq Pq2 mag Reference
J0313-1806 zPS1, yPS1, J, K, W1, W2 7.64 7.7 1 0.25 yPS1 > 23.13 Wang et al. (2021)
J1342+0928 zDECam, Y, J, H, K, W1, W2 7.54 7.8 1 0.9 Y 21.47 ± 0.19 Bañados et al. (2018)
J1007+2115 zDECam, yPS1, Y, J, H, K, W1, W2 7.51 7.65 1 1 yPS1 21.3 ± 0.13 Yang et al. (2020)
J1120+0641 zDECam, Y, J, H, K 7.08 7.05 1 -- Y 19.63 ± 0.04 Mortlock et al. (2011)
J1243+0100 gHSC, rHSC, iHSC, zHSC, yHSC 7.07 6.9 1 -- yHSC 23.57 ± 0.08 Matsuoka et al. (2019b)
J0038-1527 zDECam, yPS1, Y, J, H, K, W1, W2 7.02 6.95 1 0.9 yPS1 20.61±0.1 Wang et al. (2018)
J0252-0503 zDECam, Y,J, W1,W2 7.02 6.9 1 10-5 Y 20.85±0.07 Yang et al. (2019)
J2356+0017 iHSC, zHSC, yHSC 7.01 6.75 1 -- yHSC 22.94±0.05 Matsuoka et al. (2019a)

Notes. Spectroscopically confirmed quasars at z > 7 with photometric data used for discovery and zspec. Columns zout and Pq are from Owl-z; Pq2 is given for objects with WISE data.

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