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Radio and optical intra-day variability observations of five blazars. / Yang, P. P.; Kurtanidze, O. M.; Zola, S.; Kraus, A.; Krichbaum, T. P.; Su, R. Z.; Gazeas, K.; Sadakane, K.; Nilson, K.; Reichart, D. E.; Kidger, M.; Matsumoto, K.; Okano, S.; Siwak, M.; Webb, J. R.; Pursimo, T.; Garcia, F.; Naves Nogues, R.; Erdem, A.; Alicavus, F.; Balonek, T.; Jorstad, S. G.

In: Monthly Notices of the Royal Astronomical Society, Vol. 469, No. 2, 08.2017, p. 2457-2463.

Research output: Contribution to journal › Article › peer-review

Harvard

Yang, PP, Kurtanidze, OM, Zola, S, Kraus, A, Krichbaum, TP, Su, RZ, Gazeas, K, Sadakane, K, Nilson, K, Reichart, DE, Kidger, M, Matsumoto, K, Okano, S, Siwak, M, Webb, JR, Pursimo, T, Garcia, F, Naves Nogues, R, Erdem, A, Alicavus, F, Balonek, T & Jorstad, SG 2017, 'Radio and optical intra-day variability observations of five blazars', Monthly Notices of the Royal Astronomical Society, vol. 469, no. 2, pp. 2457-2463. https://doi.org/10.1093/mnras/stx1062

APA

Yang, P. P., Kurtanidze, O. M., Zola, S., Kraus, A., Krichbaum, T. P., Su, R. Z., Gazeas, K., Sadakane, K., Nilson, K., Reichart, D. E., Kidger, M., Matsumoto, K., Okano, S., Siwak, M., Webb, J. R., Pursimo, T., Garcia, F., Naves Nogues, R., Erdem, A., ... Jorstad, S. G. (2017). Radio and optical intra-day variability observations of five blazars. Monthly Notices of the Royal Astronomical Society, 469(2), 2457-2463. https://doi.org/10.1093/mnras/stx1062

Vancouver

Yang PP, Kurtanidze OM, Zola S, Kraus A, Krichbaum TP, Su RZ et al. Radio and optical intra-day variability observations of five blazars. Monthly Notices of the Royal Astronomical Society. 2017 Aug;469(2):2457-2463. https://doi.org/10.1093/mnras/stx1062

Author

Yang, P. P. ; Kurtanidze, O. M. ; Zola, S. ; Kraus, A. ; Krichbaum, T. P. ; Su, R. Z. ; Gazeas, K. ; Sadakane, K. ; Nilson, K. ; Reichart, D. E. ; Kidger, M. ; Matsumoto, K. ; Okano, S. ; Siwak, M. ; Webb, J. R. ; Pursimo, T. ; Garcia, F. ; Naves Nogues, R. ; Erdem, A. ; Alicavus, F. ; Balonek, T. ; Jorstad, S. G. / Radio and optical intra-day variability observations of five blazars. In: Monthly Notices of the Royal Astronomical Society. 2017 ; Vol. 469, No. 2. pp. 2457-2463.

BibTeX

@article{983efb0e22cc43ff80ed6accfddb357a,
title = "Radio and optical intra-day variability observations of five blazars",
abstract = "We carried out a pilot campaign of radio and optical band intra-day variability (IDV) observations of five blazars (3C66A, S5 0716+714, OJ287, B0925+504 and BL Lacertae) on 2015 December 18-21 by using the radio telescope in Effelsberg (Germany) and several optical telescopes in Asia, Europe and America. After calibration, the light curves from both 5 GHz radio band and the optical R band were obtained, although the data were not smoothly sampled over the sampling period of about four days. We tentatively analyse the amplitudes and time-scales of the variabilities, and any possible periodicity. The blazars vary significantly in the radio (except 3C66A and BL Lacertae with only marginal variations) and optical bands on intra- and inter-day time-scales, and the source B0925+504 exhibits a strong quasi-periodic radio variability. No significant correlation between the radio- and optical-band variability appears in the five sources, which we attribute to the radio IDV being dominated by interstellar scintillation whereas the optical variability comes from the source itself. However, the radioand optical-band variations appear to be weakly correlated in some sources and should be investigated based on well-sampled data from future observations.",
keywords = "BL Lacertae objects: general, Galaxies: jets, Quasars: general, Scattering",
author = "Yang, {P. P.} and Kurtanidze, {O. M.} and S. Zola and A. Kraus and Krichbaum, {T. P.} and Su, {R. Z.} and K. Gazeas and K. Sadakane and K. Nilson and Reichart, {D. E.} and M. Kidger and K. Matsumoto and S. Okano and M. Siwak and Webb, {J. R.} and T. Pursimo and F. Garcia and {Naves Nogues}, R. and A. Erdem and F. Alicavus and T. Balonek and Jorstad, {S. G.}",
note = "Publisher Copyright: {\textcopyright} 2017 The Authors.",
year = "2017",
month = aug,
doi = "10.1093/mnras/stx1062",
language = "English",
volume = "469",
pages = "2457--2463",
journal = "Monthly Notices of the Royal Astronomical Society",
issn = "0035-8711",
publisher = "Wiley-Blackwell",
number = "2",

}

RIS

TY - JOUR

T1 - Radio and optical intra-day variability observations of five blazars

AU - Yang, P. P.

AU - Kurtanidze, O. M.

AU - Zola, S.

AU - Kraus, A.

AU - Krichbaum, T. P.

AU - Su, R. Z.

AU - Gazeas, K.

AU - Sadakane, K.

AU - Nilson, K.

AU - Reichart, D. E.

AU - Kidger, M.

AU - Matsumoto, K.

AU - Okano, S.

AU - Siwak, M.

AU - Webb, J. R.

AU - Pursimo, T.

AU - Garcia, F.

AU - Naves Nogues, R.

AU - Erdem, A.

AU - Alicavus, F.

AU - Balonek, T.

AU - Jorstad, S. G.

N1 - Publisher Copyright: © 2017 The Authors.

PY - 2017/8

Y1 - 2017/8

N2 - We carried out a pilot campaign of radio and optical band intra-day variability (IDV) observations of five blazars (3C66A, S5 0716+714, OJ287, B0925+504 and BL Lacertae) on 2015 December 18-21 by using the radio telescope in Effelsberg (Germany) and several optical telescopes in Asia, Europe and America. After calibration, the light curves from both 5 GHz radio band and the optical R band were obtained, although the data were not smoothly sampled over the sampling period of about four days. We tentatively analyse the amplitudes and time-scales of the variabilities, and any possible periodicity. The blazars vary significantly in the radio (except 3C66A and BL Lacertae with only marginal variations) and optical bands on intra- and inter-day time-scales, and the source B0925+504 exhibits a strong quasi-periodic radio variability. No significant correlation between the radio- and optical-band variability appears in the five sources, which we attribute to the radio IDV being dominated by interstellar scintillation whereas the optical variability comes from the source itself. However, the radioand optical-band variations appear to be weakly correlated in some sources and should be investigated based on well-sampled data from future observations.

AB - We carried out a pilot campaign of radio and optical band intra-day variability (IDV) observations of five blazars (3C66A, S5 0716+714, OJ287, B0925+504 and BL Lacertae) on 2015 December 18-21 by using the radio telescope in Effelsberg (Germany) and several optical telescopes in Asia, Europe and America. After calibration, the light curves from both 5 GHz radio band and the optical R band were obtained, although the data were not smoothly sampled over the sampling period of about four days. We tentatively analyse the amplitudes and time-scales of the variabilities, and any possible periodicity. The blazars vary significantly in the radio (except 3C66A and BL Lacertae with only marginal variations) and optical bands on intra- and inter-day time-scales, and the source B0925+504 exhibits a strong quasi-periodic radio variability. No significant correlation between the radio- and optical-band variability appears in the five sources, which we attribute to the radio IDV being dominated by interstellar scintillation whereas the optical variability comes from the source itself. However, the radioand optical-band variations appear to be weakly correlated in some sources and should be investigated based on well-sampled data from future observations.

KW - BL Lacertae objects: general

KW - Galaxies: jets

KW - Quasars: general

KW - Scattering

UR - http://www.scopus.com/inward/record.url?scp=85041116342&partnerID=8YFLogxK

U2 - 10.1093/mnras/stx1062

DO - 10.1093/mnras/stx1062

M3 - Article

AN - SCOPUS:85041116342

VL - 469

SP - 2457

EP - 2463

JO - Monthly Notices of the Royal Astronomical Society

JF - Monthly Notices of the Royal Astronomical Society

SN - 0035-8711

IS - 2

ER -

ID: 88385106