The cosmic far-infrared background buildup since redshift 2 at 70 and 160 microns in the COSMOS and GOODS fields

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Volume 525 (January 2011)

A&A, 525 (2011) A52

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Table 5

The CIB brightness by redshift range at 70 μm, in units of nW m^-2 sr^-1 , in the COSMOS field.

	0 < z < 0.15	0.15 < z < 0.3	0.3 < z < 0.45	0.45 < z < 0.6	0.6 < z < 0.75	0.75 < z < 0.9	0.9 < z < 1.05


N _stack	2083	1559	2853	2202	3225	3590	3478
N _sources	77	82	48	23	13	11	3
N _AGNs	34	32	74	48	88	110	123


B _{70_stack}	0.31 ± 0.03	0.39 ± 0.02	0.6 ± 0.03	0.42 ± 0.03	0.47 ± 0.03	0.41 ± 0.03	0.39 ± 0.03
B _{70_sources}	0.31 ± 0.001	0.34 ± 0.001	0.13 ± 0.0005	0.05 ± 0.0003	0.04 ± 0.0003	0.027 ± 0.0003	0.008 ± 0.0001
B _{70_AGNs}	0.011 ± 0.004	0.008 ± 0.003	0.015 ± 0.006	0.009 ± 0.003	0.016 ± 0.005	0.015 ± 0.007	0.015 ± 0.008
B _{70_tot}	0.62 ± 0.03	0.73 ± 0.02	0.73 ± 0.03	0.47 ± 0.03	0.51 ± 0.03	0.44 ± 0.03	0.4 ± 0.03


	1.05 < z < 1.2	1.2 < z < 1.35	1.35 < z < 1.5	1.5 < z < 1.65	1.65 < z < 1.85	1.85 < z < 2.05	z > 2.05


N _stack	2670	1401	2044	1311	1519	2073	2833
N _sources	2	1	2	0	0	0	0
N _AGNs	83	76	55	225	232	200	288


B _{70_stack}	0.25 ± 0.02	0.18 ± 0.01	0.17 ± 0.02	0.1 ± 0.01	0.09 ± 0.02	0.09 ± 0.02	0.16 ± 0.02
B _{70_sources}	0.004 ± 0.0001	0.002 ± 0.0001	0.003 ± 0.0001	–	–	–	–
B _{70_AGNs}	0.14 ± 0.007	0.011 ± 0.005	0.006 ± 0.004	0.28 ± 0.012	0.026 ± 0.015	0.022 ± 0.01	0.029 ± 0.018
B _{70_tot}	0.26 ± 0.02	0.18 ± 0.01	0.17 ± 0.02	0.1 ± 0.01	0.09 ± 0.2	0.09 ± 0.02	0.15 ± 0.02

Notes. Terms are defined in the caption of Table 4.

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