The long-term behaviour of optical variability of NGC 4151

被引:7
|
作者
Fan, JH [1 ]
Su, CY
机构
[1] Guangzhou Normal Coll, Dept Phys, Guangzhou 510400, Peoples R China
[2] Guangzhou Ind Univ, Dept Phys, Guangzhou 510643, Peoples R China
关键词
optical variability; period; NGC; 4151;
D O I
10.1016/S0275-1062(99)00022-3
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We collected nearly 90 years of data of NGC 4151 and used Jurkevich's method to analyze its light variation. A long period of 14.04 +/- 0.8 yr exists in the light variation and there is strong correlation between its spectral type and brightness.
引用
收藏
页码:22 / 26
页数:5
相关论文
共 50 条
  • [41] The long-term optical spectral variability of BL Lacertae
    Papadakis, I. E.
    Villata, M.
    Raiteri, C. M.
    ASTRONOMY & ASTROPHYSICS, 2007, 470 (03): : 857 - 863
  • [42] Long-term optical and radio variability of BL Lacertae
    Guo, Y. C.
    Hu, S. M.
    Xu, C.
    Liu, C. Y.
    Chen, X.
    Guo, D. F.
    Meng, F. Y.
    Xu, M. T.
    Xu, J. Q.
    NEW ASTRONOMY, 2015, 36 : 9 - 18
  • [43] Long-term optical flux and colour variability in quasars
    Sukanya, N.
    Stalin, C. S.
    Jeyakumar, S.
    Praveen, D.
    Dhani, Arnab
    Damle, R.
    RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2016, 16 (02)
  • [44] A long-term study of broad emission line profile variability in NGC 5548
    Wanders, I
    Peterson, BM
    ASTROPHYSICAL JOURNAL, 1996, 466 (01): : 174 - 190
  • [45] REVISITING THE SHORT-TERM X-RAY SPECTRAL VARIABILITY OF NGC 4151 WITH CHANDRA
    Wang, Junfeng
    Risaliti, G.
    Fabbiano, G.
    Elvis, M.
    Zezas, A.
    Karovska, M.
    ASTROPHYSICAL JOURNAL, 2010, 714 (02): : 1497 - 1510
  • [46] Multiwavelength observations of short-timescale variability in NGC 4151 .2. Optical observations
    Kaspi, S
    Maoz, D
    Netzer, H
    Peterson, BM
    Alexander, T
    Barth, AJ
    Bertram, R
    Cheng, FZ
    Chuvaev, KK
    Edelson, RA
    Filippenko, AV
    Hemar, S
    Ho, LC
    Kovo, O
    Matheson, T
    Pogge, RW
    Qian, BC
    Smith, SM
    Wagner, RM
    Wu, H
    Xue, SJ
    Zou, ZL
    ASTROPHYSICAL JOURNAL, 1996, 470 (01): : 336 - 348
  • [47] Optical behaviour of BL Lacertae during 1997-2001: long-term, intraday and intrahour variability
    Nikolashvili, MG
    Kurtanidze, OM
    NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 2004, 132 : 205 - 208
  • [48] Variability of accretion flow in the core of the Seyfert galaxy NGC 4151
    Czerny, B
    Doroshenko, VT
    Nikolajuk, M
    Schwarzenberg-Czerny, A
    Loska, Z
    Madejski, G
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2003, 342 (04) : 1222 - 1240
  • [49] HARD X-RAY VARIABILITY OF NGC-4151
    PEROTTI, F
    MAGGIOLI, P
    QUADRINI, E
    BAZZANO, A
    UBERTINI, P
    BASSANI, L
    STEPHEN, JB
    COURT, AJ
    DEAN, AJ
    DIPPER, NA
    LEWIS, RA
    ASTROPHYSICAL JOURNAL, 1991, 373 (01): : 75 - 79
  • [50] The broad band spectrum and variability of NGC 4151 observed by BeppoSAX
    Piro, L
    Nicastro, F
    Feroci, M
    Grandi, P
    Parmar, A
    Oosterbroek, T
    Mineo, T
    Piraino, S
    Molendi, S
    Fiore, F
    Frontera, F
    Perola, GC
    NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 1999, 69 (1-3) : 481 - 485