2008MNRAS.391.1973O


Query : 2008MNRAS.391.1973O

2008MNRAS.391.1973O - Mon. Not. R. Astron. Soc., 391, 1973-1980 (2008/December-3)

Mass models and environment of the new quadruply lensed quasar SDSS J1330+1810.

OGURI M., INADA N., BLACKBURNE J.A., SHIN M.-S., KAYO I., STRAUSS M.A., SCHNEIDER D.P. and YORK D.G.

Abstract (from CDS):

We present the discovery of a new quadruply lensed quasar. The lens system, SDSS J1330+1810 at zs= 1.393, was identified as a lens candidate from the spectroscopic sample of the Sloan Digital Sky Survey. Optical and near-infrared images clearly show four quasar images with a maximum image separation of 1.76 arcsec, as well as a bright lensing galaxy. We measure a redshift of the lensing galaxy of zl= 0.373 from absorption features in the spectrum. We find a foreground group of galaxies at z = 0.31, centred at ∼120 arcsec south-west of the lens system. Simple mass models fit the data quite well, including the flux ratios between images, although the lens galaxy appears to be ∼1 mag brighter than expected by the Faber-Jackson relation. Our mass modelling suggests that shear from nearby structure is affecting the lens potential.

Abstract Copyright: © 2008 The Authors. Journal compilation © 2008 RAS

Journal keyword(s): gravitational lensing - quasars: individual: SDSS J133018.65+181032.1

Nomenclature: Text: [OIB2008] SDSS J1330+1810 N=1. Table 1: [OIB2008] SDSS J1330+1810 A (Nos A-D, G). Fig. 1: [OIB2008] GN (Nos G1-G3).

Simbad objects: 12

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Number of rows : 12
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 PG 0918+029 HS* 09 21 28.2138172968 +02 46 02.254084824 11.975 13.056 13.327 13.456 13.615 sdB1VIIHe6 118 0
2 QSO J0924+0219 QSO 09 24 55.8048 +02 19 24.850   18.58 18.36     ~ 142 1
3 [OIB2008] G3 BiC 13 30 10.9497599832 +18 09 15.840420156           ~ 2 0
4 SDSS J133012.07+180922.1 BiC 13 30 12.074 +18 09 22.16           ~ 2 0
5 [ROM2016] SDSS J1330+1810 D LeQ 13 30 18.62 +18 10 33.7     21.45     ~ 2 0
6 [OIB2008] SDSS J1330+1810 G G 13 30 18.66 +18 10 33.1     19.48     ~ 2 0
7 [OIB2008] SDSS J1330+1810 G 13 30 18.66 +18 10 33.2           ~ 7 0
8 [ROM2016] SDSS J1330+1810 B LeQ 13 30 18.67 +18 10 32.1     19.72     ~ 2 0
9 [OIB2008] SDSS J1330+1810 A LeI 13 30 18.68 +18 10 32.2     19.02     ~ 1 0
10 PB 3948 QSO 13 30 18.691 +18 10 32.34   19.22 18.72     ~ 31 0
11 [ROM2016] SDSS J1330+1810 C LeQ 13 30 18.73 +18 10 33.3     19.89     ~ 2 0
12 [OIB2008] G1 G 13 30 20.454 +18 10 37.77           ~ 1 0

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