PKS 2136+141中异常弯曲的相对论喷流
天体物理学
2007-05-23 v1
摘要
我们报告了发现高频峰值GPS类星系PKS 2136+141中异常弯曲喷流。我们的多频率VLBA图像显示,使其在天平面上转弯达210度,这在已知最广泛的天体喷流结构位置角变化中属首次。6个不同频率(从2GHz至43GHz)的图像完美地揭示了螺旋状轨迹。我们讨论了约束该源三维几何结构的可能方法,并建议可作为描述相对论喷流弯曲模型的试验场。
关键词
引用
@article{arxiv.astro-ph/0412656,
title = {An extremely curved relativistic jet in PKS 2136+141},
author = {T. Savolainen and K. Wiik and E. Valtaoja and M. Tornikoski},
journal= {arXiv preprint arXiv:astro-ph/0412656},
year = {2007}
}
备注
4 pages. 3 figures. Proceedings of the 7th European VLBI Network Symposium held in Toledo, Spain on October 12-15, 2004. Editors: R. Bachiller, F. Colomer, J.-F. Desmurs, P. de Vicente (Observatorio Astronomico Nacional), p. 107-110. Needs evn2004.cls