Radio galaxy spectra

被引:0
|
作者
Jackson, CA [1 ]
Wall, JV [1 ]
机构
[1] Australian Natl Univ, Res Sch Astron & Astrophys, Weston, ACT 2611, Australia
来源
关键词
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Radio spectra of radio galaxies are often ascribed a simple power law form (S-v proportional to v(alpha)) with the spectral index, alpha, being approximately -0.7. However, all radio galaxies deviate from this simple power law behaviour. In this paper we derive simple expressions for the average rest-frame spectra of FRI and FRII radio galaxies. These will be used to describe the spectral curvature of the parent (FRI and FRII) populations in models of radio source evolution.
引用
收藏
页码:400 / 403
页数:4
相关论文
共 50 条
  • [41] Radio Galaxy Zoo: cosmological alignment of radio sources
    Contigiani, O.
    de Gasperin, F.
    Miley, G. K.
    Rudnick, L.
    Andernach, H.
    Banfield, J. K.
    Kapinska, A. D.
    Shabala, S. S.
    Wong, O. I.
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2017, 472 (01) : 636 - 646
  • [42] RADIO SPECTRA
    SCHEUER, PAG
    WILLIAMS, PJ
    ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, 1968, 6 : 321 - +
  • [43] Galaxy group around giant radio galaxy NGC 315
    Chen, R.
    Peng, B.
    Strom, R. G.
    Wei, J.
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2012, 420 (03) : 2715 - 2726
  • [44] Radio morphologies and spectra of compact radio sources with the steepest spectra
    Kaplan, DL
    Cordes, JM
    Condon, JJ
    ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2000, 126 (01): : 37 - 62
  • [45] Archetypal analysis of galaxy spectra
    Chan, BHP
    Mitchell, DA
    Cram, LE
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2003, 338 (03) : 790 - 795
  • [46] QUALITATIVE INTERPRETATION OF GALAXY SPECTRA
    Sanchez Almeida, J.
    Terlevich, R.
    Terlevich, E.
    Cid Fernandes, R.
    Morales-Luis, A. B.
    ASTROPHYSICAL JOURNAL, 2012, 756 (02):
  • [47] A library of galaxy spectra for Gaia
    Tsalmantza, P.
    Kontizas, A.
    Rocca-Volmerange, B.
    Bailer-Jones, C. A. L.
    Kontizas, E.
    Bellas-Velidis, I.
    Korakitis, R.
    Livanou, E.
    Dapergolas, A.
    Vallenari, A.
    Fioc, A.
    PROBING STELLAR POPULATIONS OUT TO THE DISTANT UNIVERSE, 2009, 1111 : 79 - +
  • [48] Radio spectra of radio quiet quasars
    Barvainis, R
    Lonsdale, C
    Antonucci, R
    ASTRONOMICAL JOURNAL, 1996, 111 (04): : 1431 - 1443
  • [49] Radio observations of the Marano Field and the faint radio galaxy population
    Gruppioni, C
    Zamorani, G
    deRuiter, HR
    Parma, P
    Mignoli, M
    Lari, C
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1997, 286 (02) : 470 - 482
  • [50] RADIO EMISSION SPECTRA OF RADIO GALAXIES
    KURILCHIK, VN
    LEKHT, EE
    SOVIET ASTRONOMY AJ USSR, 1968, 12 (03): : 386 - +