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Table 1

List of CDFN X-ray sources that are correlated with a Spitzer 3.6  μm detection and lack an optical counterpart in Capak et al. (2004).

A03 f(0.5 − 8.0)   keV RA (IRAC) Dec (IRAC) B435 V606 i775 z850 HK′ mag Ks mag f 3.6   μm f 4.5   μm f 5.8   μm f 8.0   μm f 24   μm z-phot
erg cm-2 s-1 deg deg AB AB AB AB AB Vega μJy μJy μJy μJy μJy

73 3.65e-15 189.023735 62.144111  > 29.443 27.668 26.830 27.138 22.430 22.279 6.677 8.981 12.283 15.299  < 56.234 1.75 2.66
84 2.46e-16 189.035878 62.243257  > 27.800 21.942 6.546 9.558 13.491 17.813  < 56.234  > 0.63 4.50
98 2.04e-15 189.054272 62.206709  > 27.800 21.806 5.307 6.999 9.587 9.260 69.975  > 1.55 2.76
100 9.39e-16 189.058928 62.171695  > 27.800  > 21.693 2.293 3.458 4.470 7.094 39.019  > 1.21 3.95
107 1.77e-15 189.065954 62.254337  > 27.800 21.842 20.805 15.406 19.171 25.913  < 3.548  < 56.234  > 1.49 3.13
125 2.27e-16 189.088021 62.217674 27.885 27.687 26.960 26.218 21.569 21.479 8.205 9.576 13.275 10.552  < 56.234 0.55 1.58
129 1.22e-15 189.091308 62.267668  > 30.195 30.080  > 29.676 28.734 21.938 20.930 10.754 13.262 14.610 10.325 104.577 2.24 2.78
140 5.45e-16 189.098728 62.169285  > 27.800 22.355 21.321 8.326 10.362 12.848 10.158 148.205  > 0.98 2.28
151 3.70e-16 189.114756 62.205093  > 27.800  > 22.115 1.213 2.334 3.941 9.272  < 56.234  > 0.81 4.69
156 3.27e-16 189.120125 62.194539  > 27.800 21.622 3.661 4.338 5.364 5.004  < 56.234  > 0.75 2.39
167 2.11e-16 189.130350 62.166161 28.476 27.716 27.188 26.958 22.388 20.763 9.035 10.847 14.562 14.136 196.049 0.53 3.02
181 5.65e-16 189.144062 62.161763 27.080 27.299 26.825 26.169  > 22.188 3.531 4.351 5.819 9.510  < 56.234 0.79 1.88
196 4.07e-16 189.153696 62.222391  > 27.800 22.433 2.468 3.420 5.149 7.215 24.525  > 0.85 3.48
198 2.54e-16 189.155634 62.110729  > 27.800 21.461 7.720 8.544 10.521 6.804  < 56.234  > 0.64 2.08
199 2.39e-16 189.155645 62.170962 27.900 27.555 26.176 25.144 21.540 20.538 15.336 17.082 12.414 12.464 43.333 0.52 1.69
204 5.42e-16 189.162390 62.178328  > 27.800 21.979 3.503 4.134 4.721 6.503  < 56.234  > 0.97 2.78
208 1.83e-16 189.165468 62.160321  > 29.074 28.308 27.292 26.360 21.554 20.820 9.069 10.075 10.004 7.076  < 56.234 0.71 2.37
220 2.76e-16 189.175460 62.225511 28.457 27.620 26.800 26.527 22.693 21.213 7.178 8.872 12.096 11.517 204.792 0.61 2.72
246 1.93e-15 189.199752 62.172370  > 29.451  > 29.629 28.354 27.251 21.841 21.499 6.267 7.419 6.570 4.656  < 56.234  > 2.26 2.80
250 1.54e-15 189.201234 62.249071  > 27.800  > 22.065 0.886 0.902  < 2.818  < 3.548  < 56.234  > 1.43
290 6.87e-16 189.235688 62.253708  > 27.800 21.883 4.867 7.414 10.042 11.630 66.792  > 1.08 3.30
299 5.44e-15 189.241374 62.358078  > 29.896 29.285 29.181 27.782 21.674 20.583 16.511 22.039 35.778 41.371 199.074 2.57 3.65
302 1.20e-16 189.244707 62.249765  > 29.965 29.518 29.233 28.096 21.955 7.050 9.907 10.557 9.140 117.399 1.01 2.40
307 8.76e-16 189.247128 62.309081  > 27.800 21.567 8.366 10.192 14.187 21.458 271.048  > 1.18 4.40
317 9.01e-17 189.256662 62.196273  > 29.736  > 29.892  > 29.262 27.819 21.221 20.006 53.252 70.004 70.651 54.298 664.384  > 1.26 1.03
321 3.97e-15 189.260124 62.323914  > 29.741 28.809 28.317 27.684 21.656 7.486 10.640 12.880 13.057  < 56.234 2.24 2.55
329 3.05e-16 189.266108 62.258594  > 27.800  > 22.065 0.634 0.772  < 2.818  < 3.548  < 56.234  > 0.72
335 1.21e-15 189.271417 62.276409  > 27.800 22.249 22.861 2.770 3.357 4.201 6.402  < 56.234  > 1.32 4.60
369 3.84e-16 189.300284 62.203440 29.292 28.546 27.613 27.172 21.945 20.728 10.584 14.332 21.049 20.979 48.774 1.12 2.80
372 4.46e-16 189.306883 62.262653  > 27.800 22.156 22.282 9.228 13.102 19.188 16.181  < 56.234  > 0.89 4.90
374 1.69e-15 189.307814 62.307393  > 27.800  > 22.069 3.490 6.133 9.344 15.957 55.452  > 1.47 4.27
417 7.35e-16 189.356457 62.285502 27.678 27.280 26.292 25.779 22.512 20.886 12.484 15.920 20.284 19.973 172.580 0.90 2.44
434 8.21e-16 189.392075 62.273511 28.962 27.275 26.012 25.042 21.725 20.434 12.114 12.983 9.846 6.153  < 56.234 0.94 3.39
445 4.43e-15 189.404382 62.309580  > 29.544 28.945 28.249 27.339 20.903 21.146 11.426 14.165 17.488 15.500 68.500 2.34 2.52
470 1.95e-15 189.459284 62.233180 27.843 27.448 25.955 24.867 21.549 20.254 16.937 19.801 20.448 21.565  < 56.234 1.39 1.67

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