Ionized gas velocity field in central region of NGC 1068 inferred from the [O III] lambda lambda 4959,5007 and [S III] lambda 9069 lines

被引:2
作者
Arribas, S
Mediavilla, E
GarciaLorenzo, B
DelBurgo, C
机构
[1] Instituto de Astrofísica de Canarias,
关键词
D O I
10.1023/A:1000521410414
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
From 2-D spectroscopy of the [O III] lambda lambda 4959,5007 and [S III] lambda 9069 lines we have studied the ionized gas-velocity field in the central regions of NGC 1068. The existence of a strong bipolar outflow of ionized gas is confirmed. The origin of this outflow, which is probably related to the active nucleus, is about 1.4'' NE of the optical nucleus: therefore, this region is a candidate to host the hidden nucleus of NGC 1068.
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页码:159 / 166
页数:8
相关论文
共 14 条
[1]   Biconical radiation field and outflow in NGC 1068: Location of the hidden nucleus [J].
Arribas, S ;
Mediavilla, E ;
GarciaLorenzo, B .
ASTROPHYSICAL JOURNAL, 1996, 463 (02) :509-&
[2]   NEAR-INFRARED SPECTROSCOPIC IMAGING OF THE CIRCUMNUCLEAR ENVIRONMENT OF NGC-1068 [J].
BLIETZ, M ;
CAMERON, M ;
DRAPATZ, S ;
GENZEL, R ;
KRABBE, A ;
VANDERWERF, P ;
STERNBERG, A ;
WARD, M .
ASTROPHYSICAL JOURNAL, 1994, 421 (01) :92-100
[3]   HIGH-RESOLUTION MIDINFRARED IMAGING AND ASTROMETRY OF THE NUCLEUS OF THE SEYFERT-GALAXY NGC-1068 [J].
BRAATZ, JA ;
WILSON, AS ;
GEZARI, DY ;
VAROSI, F ;
BEICHMAN, CA .
ASTROPHYSICAL JOURNAL, 1993, 409 (01) :L5-L8
[4]   IMAGING SPECTROPHOTOMETRY OF IONIZED-GAS IN NGC-1068 .1. KINEMATICS OF THE NARROW-LINE REGION [J].
CECIL, G ;
BLAND, J ;
TULLY, RB .
ASTROPHYSICAL JOURNAL, 1990, 355 (01) :70-&
[5]   HST IMAGING OF THE INNER 3 ARCSECONDS OF NGC-1068 IN THE LIGHT OF [OIII]LAMBDA-5007 [J].
EVANS, IN ;
FORD, HC ;
KINNEY, AL ;
ANTONUCCI, RRJ ;
ARMUS, L ;
CAGANOFF, S .
ASTROPHYSICAL JOURNAL, 1991, 369 (02) :L27-&
[6]  
GARCIA A, 1994, INSTRUMENTATION ASTR, V8, P75
[7]  
GARCIALORENZO B, 1997, IN PRESS IAU COLL, V159
[8]   HIGH-RESOLUTION BERKELEY-ILLINOIS-MARYLAND-ASSOCIATION OBSERVATIONS OF CO, HCN, AND (CO)-C-13 IN NGC-1068 [J].
HELFER, TT ;
BLITZ, L .
ASTROPHYSICAL JOURNAL, 1995, 450 (01) :90-110
[9]   DENSE MOLECULAR GAS TOWARD THE NUCLEUS OF THE SEYFERT-GALAXY NGC-1068 [J].
JACKSON, JM ;
PAGLIONE, TAD ;
ISHIZUKI, S ;
NGUYENQRIEU .
ASTROPHYSICAL JOURNAL, 1993, 418 (01) :L13-L16
[10]   HST FOC IMAGING OF THE NARROW-LINE REGION OF NGC-1068 [J].
MACCHETTO, F ;
CAPETTI, A ;
SPARKS, WB ;
AXON, DJ ;
BOKSENBERG, A .
ASTROPHYSICAL JOURNAL, 1994, 435 (01) :L15-&