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Table 1

Various information of the different catalogues used in this work and the correlation of X-ray sources.

Catalogue Solid angle Limit PSF FWHM Detection rate
deg2 AB (arcsec)

optical (RC) 0.53 26.6 (5σ) 0.9 385/404 (95.3%)
UKIDSS (K) 0.78 24.0 (2.5σ) 0.9 382/407 (93.9%)
IRAC (3.6 μm) 0.47 24.5 (2σ) 2.1 381/396 (96.2%)
MIPS (24 μm) 0.84 20.3 (5σ) 6.0 219/401 (54.6%)

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