JVLA OBSERVATIONS OF IC 348 SW: COMPACT RADIO SOURCES AND THEIR NATURE

被引:11
|
作者
Rodriguez, Luis F. [1 ,2 ]
Zapata, Luis A. [1 ]
Palau, Aina [1 ]
机构
[1] UNAM, Ctr Radioastron & Astrofis, Morelia 58089, Michoacan, Mexico
[2] King Abdulaziz Univ, Fac Sci, Dept Astron, Jeddah 21589, Saudi Arabia
来源
ASTROPHYSICAL JOURNAL | 2014年 / 790卷 / 01期
关键词
ISM: individual objects (IC 348; HH; 211; 797); ISM: jets and outflows; radio continuum: stars; stars: pre-main sequence; STAR-FORMING REGIONS; EXCITING SOURCES; MOLECULAR JET; VLA DETECTION; GOULDS BELT; H2O MASERS; X-RAY; IC-348; OUTFLOWS; HH-211;
D O I
10.1088/0004-637X/790/1/80
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present sensitive 2.1 and 3.3 cm Jansky Very Large Array radio continuum observations of the region IC 348 SW. We detect a total of 10 compact radio sources in the region, 7 of which are first reported here. One of the sources is associated with the remarkable periodic time-variable infrared source LRLL 54361, opening the possibility of monitoring this object at radio wavelengths. Four of the sources appear to be powering outflows in the region, including HH 211 and HH 797. In the case of the rotating outflow HH 797, we detect a double radio source at its center, separated by approximate to 3 ''. Two of the sources are associated with infrared stars that possibly have gyrosynchrotron emission produced in active magnetospheres. Finally, three of the sources are interpreted as background objects.
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页数:4
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