The continuum spectral features of blazars in the optical region
A&A, 419 1 (2004) 25-34
Published online: 2004-04-23
Articles citing this article
The Citing articles tool gives a list of articles citing the current article.
The citing articles come from EDP Sciences database, as well as other publishers participating in CrossRef Cited-by Linking Program. You can set up your personal account to receive an email alert each time this article is cited by a new article (see the menu on the right-hand side of the abstract page).
Cited article:
This article has been cited by the following article(s):
Spectral Energy Distribution Variability of the Blazar OJ 287 During 2009–2021
Wenwen Zuo, Alok C. Gupta, Minfeng Gu, Mauri J. Valtonen, Svetlana G. Jorstad, Margo F. Aller, Anne Lähteenmäki, Sebastian Kiehlmann, Pankaj Kushwaha, Hugh D. Aller, Liang Chen, Anthony C. S. Readhead, Merja Tornikoski and Qi YuanThe Astrophysical Journal 979 (2) 210 (2025)
https://doi.org/10.3847/1538-4357/ad9f30
Optical Monitoring and Long-term Optical Spectral Variability of BL Lacertae Object S5 0716+714
Huai-Zhen Li, Di-Fu Guo, Long-Hua Qin, Fen Liu, Hong-Tao Liu, Ting-Feng Yi, Quan-Gui Gao, Shi-Feng Huang, Xing Gao and Xu ChenThe Astrophysical Journal Supplement Series 277 (1) 18 (2025)
https://doi.org/10.3847/1538-4365/adaeb6
The optical intra-day variability of BL laceratae object 2200 + 420
Huai-Zhen Li, Di-Fu Guo, Long-Hua Qin, Ting-Feng Yi, Fen Liu, Quan-Gui Gao and Xin ChangMonthly Notices of the Royal Astronomical Society 528 (4) 6823 (2024)
https://doi.org/10.1093/mnras/stae422
Multi-band optical variability on diverse timescales of blazar 1E 1458.8+2249
Aykut Özdönmez and Murat TekkeşinoğluPublications of the Astronomical Society of Australia 41 (2024)
https://doi.org/10.1017/pasa.2024.59
GeV Variability Properties of TeV Blazars Detected by Fermi-LAT
Gege Wang, Hubing Xiao, Junhui Fan and Xin ZhangThe Astrophysical Journal Supplement Series 270 (2) 22 (2024)
https://doi.org/10.3847/1538-4365/ad0e08
Distinguishing radiation mechanisms and particle populations in blazar jets through long-term multiband monitoring with RINGO3 and Fermi
Callum McCall, Helen Jermak, Iain A Steele, Iván Agudo, Ulisses Barres de Almeida, Talvikki Hovatta, Gavin P Lamb, Elina Lindfors and Carole MundellMonthly Notices of the Royal Astronomical Society 532 (2) 2788 (2024)
https://doi.org/10.1093/mnras/stae1693
Detection of an intranight optical hard lag with colour variability in blazar PKS 0735+178
Callum McCall, Helen E Jermak, Iain A Steele, Shiho Kobayashi, Johan H Knapen and Pablo M Sánchez-AlarcónMonthly Notices of the Royal Astronomical Society 528 (3) 4702 (2024)
https://doi.org/10.1093/mnras/stae310
The optical spectral features of 27 Fermi blazars
Bing-Kai Zhang, Wei-Feng Tang, Chun-Xiao Wang, et al.Monthly Notices of the Royal Astronomical Society 519 (4) 5263 (2023)
https://doi.org/10.1093/mnras/stac3795
Intraday Optical Multiband Observation of BL Lacertae
Yue Fang, Yan Zhang, Qihang Chen and Jianghua WuThe Astrophysical Journal 926 (1) 91 (2022)
https://doi.org/10.3847/1538-4357/ac4490
Variability and Spectral Behavior of Gamma-Ray Flares of 3C 279
Gege Wang, Junhui Fan, Hubing Xiao and Jinting CaiPublications of the Astronomical Society of the Pacific 134 (1040) 104101 (2022)
https://doi.org/10.1088/1538-3873/ac98e0
Multiwavelength optical and NIR variability analysis of the Blazar PKS 0027-426
E Guise, S F Hönig, T Almeyda, et al.Monthly Notices of the Royal Astronomical Society 510 (3) 3145 (2022)
https://doi.org/10.1093/mnras/stab3457
Optical Spectral Variations of a Large Sample of Fermi Blazars
Bing-Kai Zhang, Xiao-Yun Zhao and Qi WuThe Astrophysical Journal Supplement Series 259 (2) 49 (2022)
https://doi.org/10.3847/1538-4365/ac5a52
Correlation between Brightness Variability and Spectral Index Variability for Fermi Blazars
Wen-Xin Yang, Hu-Bing Xiao, Hong-Guang Wang, et al.Research in Astronomy and Astrophysics 22 (8) 085002 (2022)
https://doi.org/10.1088/1674-4527/ac712c
Optical flux and colour variability of blazars in the ZTF survey
Vibhore Negi, Ravi Joshi, Krishan Chand, et al.Monthly Notices of the Royal Astronomical Society 510 (2) 1791 (2021)
https://doi.org/10.1093/mnras/stab3591
Optical monitoring and intra-day variabilities of BL Lac Objects OJ 287
Yu-Hai Yuan, Jun-Hui Fan, Hong Wu, et al.Research in Astronomy and Astrophysics 21 (6) 138 (2021)
https://doi.org/10.1088/1674-4527/21/6/138
Intra-day variability of BL Lacertae from 2016 to 2018
Tian Li, Jiang-Hua Wu, Nan-Kun Meng, Yan Dai and Xiao-Yuan ZhangResearch in Astronomy and Astrophysics 21 (10) 259 (2021)
https://doi.org/10.1088/1674-4527/21/10/259
Optical variability of three extreme TeV blazars
M D Jovanovic, O Vince, P J Wiita, et al.Monthly Notices of the Royal Astronomical Society 496 (2) 1430 (2020)
https://doi.org/10.1093/mnras/staa1598
Optical Variability of the TeV Blazar 1ES 0806+524 on Diverse Timescales
Ashwani Pandey, Alok C. Gupta, Sofia O. Kurtanidze, Paul J. Wiita, G. Damljanovic, R. Bachev, Jin Zhang, O. M. Kurtanidze, A. Darriba, R. A. Chigladze, G. Latev, M. G. Nikolashvili, S. Peneva, E. Semkov, A. Strigachev, S. N. Tiwari and O. VinceThe Astrophysical Journal 890 (1) 72 (2020)
https://doi.org/10.3847/1538-4357/ab698e
Long-term optical and infrared variability characteristics of Fermi blazars
P Z Safna, C S Stalin, Suvendu Rakshit and Blesson MathewMonthly Notices of the Royal Astronomical Society 498 (3) 3578 (2020)
https://doi.org/10.1093/mnras/staa2622
Optical Flux and Spectral Variability of the TeV Blazar PG 1553+113
Ashwani Pandey, Alok C. Gupta, Paul J. Wiita and S. N. TiwariThe Astrophysical Journal 871 (2) 192 (2019)
https://doi.org/10.3847/1538-4357/aaf974
Multiband optical variability of 3C 279 on diverse time-scales
Aditi Agarwal, Sergio A Cellone, Ileana Andruchow, et al.Monthly Notices of the Royal Astronomical Society 488 (3) 4093 (2019)
https://doi.org/10.1093/mnras/stz1981
A Search for Intrinsic H i 21 cm and OH 18 cm Absorption toward Compact Radio Sources
Kathryn Grasha, Jeremy Darling, Alberto Bolatto, Adam K. Leroy and John T. StockeThe Astrophysical Journal Supplement Series 245 (1) 3 (2019)
https://doi.org/10.3847/1538-4365/ab4906
Long-Term Optical and Spectral Variability of FSRQ 3C454.3
Yu-Hai Yuan, Ze-Xuan Chen and Yong-Xuan HeAdvances in Astronomy 2018 1 (2018)
https://doi.org/10.1155/2018/3435814
Intra-day optical multi-band quasi-simultaneous observation of BL Lacertae object S5 0716+714 from 2013 to 2016
Xiaoyuan Zhang, Jianghua Wu and Nankun MengMonthly Notices of the Royal Astronomical Society 478 (3) 3513 (2018)
https://doi.org/10.1093/mnras/sty1468
Long-term optical monitoring of TeV emitting blazars
K. Nilsson, E. Lindfors, L. O. Takalo, et al.Astronomy & Astrophysics 620 A185 (2018)
https://doi.org/10.1051/0004-6361/201833621
Optical multi-color monitoring of OJ 287 from 2006 to 2012
Qian Guo, Ding-Rong Xiong, Jin-Ming Bai, Xu-Liang Fan and Wei-Min YiResearch in Astronomy and Astrophysics 17 (8) 082 (2017)
https://doi.org/10.1088/1674-4527/17/8/82
Multicolor Optical Monitoring of the BL Lacertae Object S5 0716+714 during the 2012 Outburst
Shanwei Hong, Dingrong Xiong and Jinming BaiThe Astronomical Journal 154 (2) 42 (2017)
https://doi.org/10.3847/1538-3881/aa799a
Intraday optical variability of BL Lacertae
Nankun Meng, Jianghua Wu, James R. Webb, Xiaoyuan Zhang and Yan DaiMonthly Notices of the Royal Astronomical Society 469 (3) 3588 (2017)
https://doi.org/10.1093/mnras/stx1055
Empirical multi-wavelength prediction method for very high energy gamma-ray emitting BL Lacertae objects
V. Fallah Ramazani, E. Lindfors and K. NilssonAstronomy & Astrophysics 608 A68 (2017)
https://doi.org/10.1051/0004-6361/201730505
Optical monitoring of BL Lac object S5 0716+714 and FSRQ 3C 273 from 2000 to 2014
Yu-Hai Yuan, Jun-hui Fan, Jun Tao, et al.Astronomy & Astrophysics 605 A43 (2017)
https://doi.org/10.1051/0004-6361/201630338
Optical and radio variability of the northern VHE gamma-ray emitting BL Lacertae objects
E. J. Lindfors, T. Hovatta, K. Nilsson, et al.Astronomy & Astrophysics 593 A98 (2016)
https://doi.org/10.1051/0004-6361/201628420
Long-term optical variability properties of blazars in the SDSS Stripe 82
Lisheng Mao and Xuemei ZhangAstrophysics and Space Science 361 (10) (2016)
https://doi.org/10.1007/s10509-016-2934-6
RoboPol: the optical polarization of gamma-ray-loud and gamma-ray-quiet blazars
E. Angelakis, T. Hovatta, D. Blinov, et al.Monthly Notices of the Royal Astronomical Society 463 (3) 3365 (2016)
https://doi.org/10.1093/mnras/stw2217
Multiband optical variability of three TeV blazars on diverse time-scales
Alok C. Gupta, A. Agarwal, J. Bhagwan, et al.Monthly Notices of the Royal Astronomical Society 458 (1) 1127 (2016)
https://doi.org/10.1093/mnras/stw377
Long-term optical-infrared color variability of blazars
Bing-Kai Zhang, Xiao-Shan Zhou, Xiao-Yun Zhao and Ben-Zhong DaiResearch in Astronomy and Astrophysics 15 (11) 1784 (2015)
https://doi.org/10.1088/1674-4527/15/11/002
Optical monitoring and spectral analysis of the Seyfert galaxy NGC1275
Y. H. Yuan, J. H. Fan, H. J. Pan, et al.Astrophysics and Space Science 360 (1) (2015)
https://doi.org/10.1007/s10509-015-2511-4
Multiband optical variability studies of BL Lacertae
Aditi Agarwal and Alok C. GuptaMonthly Notices of the Royal Astronomical Society 450 (1) 541 (2015)
https://doi.org/10.1093/mnras/stv625
The optical variability properties of flat spectrum radio quasar 3C 454.3
Yao Zhou, Da-Hai Yan and Ben-Zhong DaiNew Astronomy 36 19 (2015)
https://doi.org/10.1016/j.newast.2014.09.010
Connection between optical and γ-ray variability in blazars
T. Hovatta, V. Pavlidou, O. G. King, et al.Monthly Notices of the Royal Astronomical Society 439 (1) 690 (2014)
https://doi.org/10.1093/mnras/stt2494
OPTICAL MONITORING OF TWO BRIGHTEST NEARBY QUASARS, PHL 1811 AND 3C 273
J. H. Fan, O. Kurtanidze, Y. Liu, et al.The Astrophysical Journal Supplement Series 213 (2) 26 (2014)
https://doi.org/10.1088/0067-0049/213/2/26
The historical 1900 and 1913 outbursts of the binary blazar candidate OJ287
R. Hudec, M. Bašta, P. Pihajoki and M. ValtonenAstronomy & Astrophysics 559 A20 (2013)
https://doi.org/10.1051/0004-6361/201219323
Fermi gamma-ray and multi-wave band emission from TeV active galactic nuclei
Dingrong Xiong, Haojing Zhang, Xiong Zhang, et al.Astrophysics and Space Science 343 (1) 345 (2013)
https://doi.org/10.1007/s10509-012-1212-5
Long-term optical and infrared variability of the BL Lac object PKS 0537 – 441
Bing-Kai Zhang, Sen Wang, Xiao-Yun Zhao, Ben-Zhong Dai and Min ZhaMonthly Notices of the Royal Astronomical Society 428 (4) 3630 (2013)
https://doi.org/10.1093/mnras/sts296
Multi-wavelength emission from 3C 66A: clues to its redshift and gamma-ray emission location
Da-Hai Yan, Zhong-Hui Fan, Yao Zhou and Ben-Zhong DaiResearch in Astronomy and Astrophysics 13 (4) 411 (2013)
https://doi.org/10.1088/1674-4527/13/4/004
CATALOG AND STATISTICAL STUDY OF X-RAY SELECTED BL LACERTAE OBJECTS
Bidzina Z. KapanadzeThe Astronomical Journal 145 (2) 31 (2013)
https://doi.org/10.1088/0004-6256/145/2/31
Optical flux and spectral variability of blazars
Haritma Gaur, Alok C. Gupta, A. Strigachev, et al.Monthly Notices of the Royal Astronomical Society 425 (4) 3002 (2012)
https://doi.org/10.1111/j.1365-2966.2012.21583.x
MULTIWAVELENGTH OBSERVATIONS OF THE AGN 1ES 0414+009 WITH VERITAS,FERMI-LAT,SWIFT-XRT, AND MDM
E. Aliu, S. Archambault, T. Arlen, et al.The Astrophysical Journal 755 (2) 118 (2012)
https://doi.org/10.1088/0004-637X/755/2/118
Photopolarimetric Monitoring of Blazars in the Optical and Near-Infrared Bands with the Kanata Telescope. I. Correlations between Flux, Color, and Polarization
Yuki Ikejiri, Makoto Uemura, Mahito Sasada, Ryosuke Ito, Masayuki Yamanaka, Kiyoshi Sakimoto, Akira Arai, Yasushi Fukazawa, Takashi Ohsugi, Koji S. Kawabata, Michitoshi Yoshida, Shuji Sato and Masaru KinoPublications of the Astronomical Society of Japan 63 (3) 639 (2011)
https://doi.org/10.1093/pasj/63.3.327
The long-term color variability of the BL Lac object OQ 530
Bing-Kai Zhang, Kai-Yin Zhang, Li-Zhi Yu, et al.Astronomy Reports 55 (12) 1074 (2011)
https://doi.org/10.1134/S106377291112002X
On the absence of molecular absorption in high-redshift millimetre-band searches
S. J. Curran, M. T. Whiting, F. Combes, et al.Monthly Notices of the Royal Astronomical Society 416 (3) 2143 (2011)
https://doi.org/10.1111/j.1365-2966.2011.19193.x
The optical variability of flat-spectrum radio quasars in the SDSS stripe 82 region
M.-F. Gu and Y. L. AiAstronomy & Astrophysics 528 A95 (2011)
https://doi.org/10.1051/0004-6361/201016280
OPTICAL POLARIZATION AND SPECTRAL VARIABILITY IN THE M87 JET
Eric S. Perlman, Steven C. Adams, Mihai Cara, et al.The Astrophysical Journal 743 (2) 119 (2011)
https://doi.org/10.1088/0004-637X/743/2/119
COLOR BEHAVIOR OF BL LACERTAE OBJECT OJ 287 DURING AN OPTICAL OUTBURST
Yan Dai, Jianghua Wu, Zong-Hong Zhu, Xu Zhou and Jun MaThe Astronomical Journal 141 (2) 65 (2011)
https://doi.org/10.1088/0004-6256/141/2/65
Multi-band optical variability of BL Lac object OQ 530
Bing-Kai Zhang, Ben-Zhong Dai, Li Zhang and Zhen CaoResearch in Astronomy and Astrophysics 10 (7) 653 (2010)
https://doi.org/10.1088/1674-4527/10/7/004
Multifrequency observations of a sample of very low frequency peaked BL Lacertae objects
A. Maselli, E. Massaro, R. Nesci, et al.Astronomy and Astrophysics 512 A74 (2010)
https://doi.org/10.1051/0004-6361/200913343
Variability and stability in blazar jets on time-scales of years: optical polarization monitoring of OJ 287 in 2005-2009
C. Villforth, K. Nilsson, J. Heidt, et al.Monthly Notices of the Royal Astronomical Society 402 (3) 2087 (2010)
https://doi.org/10.1111/j.1365-2966.2009.16133.x
Simultaneous MITSuMEg′RCICmonitoring of S5 0716+714
C. S. Stalin, Koji. S. Kawabata, Makoto Uemura, et al.Monthly Notices of the Royal Astronomical Society 399 (3) 1357 (2009)
https://doi.org/10.1111/j.1365-2966.2009.15354.x
The long-term multiband optical observations and colour index for the quasar 3C 273
B. Z. Dai, X. H. Li, Z. M. Liu, et al.Monthly Notices of the Royal Astronomical Society 392 (3) 1181 (2009)
https://doi.org/10.1111/j.1365-2966.2008.14137.x
Long-term optical spectra variability of BL Lacertae object OJ 287
Y. G. Zheng, X. Zhang, X. W. Bi, J. M. Hao and H. J. ZhangMonthly Notices of the Royal Astronomical Society 385 (2) 823 (2008)
https://doi.org/10.1111/j.1365-2966.2008.12761.x
Optical Spectra of Four BL Lacertae Objects
Y. G. Zheng, X. Zhang and X. W. BiPublications of the Astronomical Society of the Pacific 119 (855) 477 (2007)
https://doi.org/10.1086/519175
Ten-year optical monitoring of PKS 0735+178: historical comparison, multiband behavior, and variability timescales
S. Ciprini, L. O. Takalo, G. Tosti, et al.Astronomy & Astrophysics 467 (2) 465 (2007)
https://doi.org/10.1051/0004-6361:20052646
Optical multiband observations of BL Lacertae during the outburst of 2005
Shao Ming Hu, J. H. Wu, G. Zhao and X. ZhouMonthly Notices of the Royal Astronomical Society 373 (1) 209 (2006)
https://doi.org/10.1111/j.1365-2966.2006.10995.x
Multi-colour optical monitoring of eight red blazars
M. F. Gu, C.-U. Lee, S. Pak, H. S. Yim and A. B. FletcherAstronomy & Astrophysics 450 (1) 39 (2006)
https://doi.org/10.1051/0004-6361:20054271
Optical Photometrical Observations and Variability for Quasar 4C 29.45
Jun Hui Fan, Jun Tao, Bo Chen Qian, Alok C. Gupta, Yi Liu, Yu-Hai Yuan, Jiang-He Yang, Hong Guang Wang and Y. HuangPublications of the Astronomical Society of Japan 58 (5) 797 (2006)
https://doi.org/10.1093/pasj/58.5.797
Multifrequency variability of the blazar AO 0235+164
C. M. Raiteri, M. Villata, M. Kadler, et al.Astronomy & Astrophysics 459 (3) 731 (2006)
https://doi.org/10.1051/0004-6361:20065744
The optical spectral slope variability of 17 blazars
Shao Ming Hu, G. Zhao, H. Y. Guo, X. Zhang and Y. G. ZhengMonthly Notices of the Royal Astronomical Society 371 (3) 1243 (2006)
https://doi.org/10.1111/j.1365-2966.2006.10721.x