2011AJ....142..196L


Query : 2011AJ....142..196L

2011AJ....142..196L - Astron. J., 142, 196 (2011/December-0)

The stellar, molecular gas, and dust content of the host galaxies of two z ∼ 2.8 dust-obscured quasars.

LACY M., PETRIC A.O., MARTINEZ-SANSIGRE A., RIDGWAY S.E., SAJINA A., URRUTIA T. and FARRAH D.

Abstract (from CDS):

We present optical through radio observations of the host galaxies of two dust-obscured, luminous quasars selected in the mid-infrared, at z = 2.62 and z = 2.99, including a search for CO emission. Our limits on the CO luminosities are consistent with these objects having masses of molecular gas ≲ 1010 M☉, several times less than those of luminous submillimeter-detected galaxies at comparable redshifts. Their near-infrared spectral energy distributions, however, imply that these galaxies have high stellar masses (∼1011-1012 M☉). The relatively small reservoirs of molecular gas and low dust masses are consistent with them being relatively mature systems at high-z.

Abstract Copyright: ∼

Journal keyword(s): galaxies: formation - galaxies: starburst - infrared: galaxies - quasars: general

CDS comments: In caption Figure 6, MIPS 15494 is a probably misprint for MIPS 15949.

Simbad objects: 15

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Number of rows : 15
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 3C 48 QSO 01 37 41.2996631208 +33 09 35.080388820   16.62 16.20     ~ 2924 2
2 4C 60.07 rG 05 12 55.086 +60 30 52.78           ~ 91 1
3 GLEAM J092419-220140 QSO 09 24 19.92000 -22 01 41.4984       25.850   ~ 90 1
4 PMN J0945-2429 rG 09 45 32.6 -24 28 50           ~ 101 1
5 SWIRE J161117.30+541759.2 AGN 16 11 17.30 +54 17 59.3           ~ 2 0
6 6C 161911+490904 Bla 16 20 31.2251923464 +49 01 53.255297280   18.90 18.53 17.88   ~ 53 1
7 SDSS J171216.49+595710.9 rG 17 12 16.499 +59 57 11.05       20.51   ~ 11 0
8 TYC 3891-1160-1 * 17 13 44.9232481344 +54 33 17.926219116   12.84 12.54     ~ 6 0
9 5MUSES 300 QSO 17 14 19.972 +60 27 24.82           ~ 14 0
10 SSTXFLS24 J171844.8+600115 IR 17 18 44.799 +60 01 15.69       23.09   ~ 18 0
11 SSTXFLS24 J172109.1+601501 AGN 17 21 09.210 +60 15 01.66       23.14   ~ 15 0
12 SSTXFLS24 J172428.4+601533 G 17 24 28.44 +60 15 33.2       23.70   ~ 16 0
13 4C 62.29 QSO 17 46 14.03413499 +62 26 54.7383195   20.91 19.51     ~ 124 1
14 HD 172728 PM* 18 37 33.5174187456 +62 31 35.673279564 5.530 5.690 5.740     A0V 82 0
15 PMN J2106-2404 rG 21 06 58.463 -24 05 06.11   23.0       ~ 79 2

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