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2007ApJ...665..973K


Query : 2007ApJ...665..973K

2007ApJ...665..973K - Astrophys. J., 665, 973-979 (2007/August-3)

First constraints on source counts at 350 µm.

KHAN S.A., SHAFER R.A., SERJEANT S., WILLNER S.P., PEARSON C.P., BENFORD D.J., STAGUHN J.G., MOSELEY S.H., SUMNER T.J., ASHBY M.L.N., BORYS C.K., CHANIAL P., CLEMENTS D.L., DOWELL C.D., DWEK E., FAZIO G.G., KOVACS A., LE FLOC'H E. and SILVERBERG R.F.

Abstract (from CDS):

We have imaged a ∼6 arcmin2 region in the Boötes Deep Field using the 350 µm-optimized second-generation Submillimeter High Angular Resolution Camera (SHARC II), achieving a peak 1 σ sensitivity of ∼5 mJy. We detect three sources above 3 σ, and determine a spurious source detection rate of 1.09 in our maps. In the absence of 5 σ detections, we rely on deep 24 µm and 20 cm imaging to deduce which sources are most likely to be genuine, giving two real sources. From this we derive an integral source count of 0.84+1.39–0.61 sources/arcmin2 at S>13 mJy, which is consistent with 350 µm source count models that have an IR-luminous galaxy population evolving with redshift. We use these constraints to consider the future for ground-based short-submillimeter surveys.

Abstract Copyright:

Journal keyword(s): Infrared: Galaxies - Galaxies: High-Redshift - Galaxies: Starburst - Submillimeter

Nomenclature: Table 1: [KSB2005] SSG N (Nos 2-3) added.

Simbad objects: 5

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Number of rows : 5
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2025
#notes
1 NAME NOAO Deep Wide Field reg 14 32 05.75 +34 16 47.5           ~ 404 0
2 NAME SMM J143206.11+341648.4 G 14 32 06.11 +34 16 48.4           ~ 2 0
3 NAME SMM J143206.65+341613.4 G 14 32 06.58 +34 16 12.0           ~ 3 0
4 NAME SMM J143207.46+341719.3 G 14 32 07.46 +34 17 19.3           ~ 1 0
5 IC 4553 SyG 15 34 57.22396 +23 30 11.6084   14.76 13.88     ~ 2996 4

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