Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
Multiwavelength behaviour of the blazar 3C 279 : decade-long study from gamma-ray to radio. / Larionov, V. M.; Jorstad, S. G.; Marscher, A. P.; Villata, M.; Raiteri, C. M.; Smith, P. S.; Agudo, I.; Savchenko, S. S.; Morozova, D. A.; Acosta-Pulido, J. A.; Aller, M. F.; Aller, H. D.; Andreeva, T. S.; Arkharov, A. A.; Bachev, R.; Bonnoli, G.; Borman, G. A.; Bozhilov, V.; Calcidese, P.; Carnerero, M. I.; Carosati, D.; Casadio, C.; Chen, W.-P.; Damljanovic, G.; Dementyev, A. V.; Di Paola, A.; Frasca, A.; Fuentes, A.; Gómez, J. L.; Gónzalez-Morales, P.; Giunta, A.; Grishina, T. S.; Gurwell, M. A.; Hagen-Thorn, V. A.; Hovatta, T.; Ibryamov, S.; Joshi, M.; Kiehlmann, S.; Kim, J.-Y.; Kimeridze, G. N.; Kopatskaya, E. N.; Kovalev, Yu A.; Kovalev, Y. Y.; Kurtanidze, O. M.; Kurtanidze, S. O.; Lähteenmäki, A.; Lázaro, C.; Larionova, L. V.; Larionova, E. G.; Leto, G.; Marchini, A.; Matsumoto, K.; Mihov, B.; Minev, M.; Mingaliev, M. G.; Mirzaqulov, D.; Muñoz Dimitrova, R. V.; Myserlis, I.; Nikiforova, A. A.; Nikolashvili, M. G.; Nizhelsky, N. A.; Ovcharov, E.; Pressburger, L. D.; Rakhimov, I. A.; Righini, S.; Rizzi, N.; Sadakane, K.; Sadun, A. C.; Samal, M. R.; Sanchez, R. Z.; Semkov, E.; Sergeev, S. G.; Sigua, L. A.; Slavcheva-Mihova, L.; Sola, P.; Sotnikova, Yu V.; Strigachev, A.; Thum, C.; Traianou, E.; Troitskaya, Yu V.; Troitsky, I. S.; Tsybulev, P. G.; Vasilyev, A. A.; Vince, O.; Weaver, Z. R.; Williamson, K. E.; Zhekanis, G. V.
в: Monthly Notices of the Royal Astronomical Society, Том 492, № 3, 01.03.2020, стр. 3829-3848.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Multiwavelength behaviour of the blazar 3C 279
T2 - decade-long study from gamma-ray to radio
AU - Larionov, V. M.
AU - Jorstad, S. G.
AU - Marscher, A. P.
AU - Villata, M.
AU - Raiteri, C. M.
AU - Smith, P. S.
AU - Agudo, I.
AU - Savchenko, S. S.
AU - Morozova, D. A.
AU - Acosta-Pulido, J. A.
AU - Aller, M. F.
AU - Aller, H. D.
AU - Andreeva, T. S.
AU - Arkharov, A. A.
AU - Bachev, R.
AU - Bonnoli, G.
AU - Borman, G. A.
AU - Bozhilov, V.
AU - Calcidese, P.
AU - Carnerero, M. I.
AU - Carosati, D.
AU - Casadio, C.
AU - Chen, W.-P.
AU - Damljanovic, G.
AU - Dementyev, A. V.
AU - Di Paola, A.
AU - Frasca, A.
AU - Fuentes, A.
AU - Gómez, J. L.
AU - Gónzalez-Morales, P.
AU - Giunta, A.
AU - Grishina, T. S.
AU - Gurwell, M. A.
AU - Hagen-Thorn, V. A.
AU - Hovatta, T.
AU - Ibryamov, S.
AU - Joshi, M.
AU - Kiehlmann, S.
AU - Kim, J.-Y.
AU - Kimeridze, G. N.
AU - Kopatskaya, E. N.
AU - Kovalev, Yu A.
AU - Kovalev, Y. Y.
AU - Kurtanidze, O. M.
AU - Kurtanidze, S. O.
AU - Lähteenmäki, A.
AU - Lázaro, C.
AU - Larionova, L. V.
AU - Larionova, E. G.
AU - Leto, G.
AU - Marchini, A.
AU - Matsumoto, K.
AU - Mihov, B.
AU - Minev, M.
AU - Mingaliev, M. G.
AU - Mirzaqulov, D.
AU - Muñoz Dimitrova, R. V.
AU - Myserlis, I.
AU - Nikiforova, A. A.
AU - Nikolashvili, M. G.
AU - Nizhelsky, N. A.
AU - Ovcharov, E.
AU - Pressburger, L. D.
AU - Rakhimov, I. A.
AU - Righini, S.
AU - Rizzi, N.
AU - Sadakane, K.
AU - Sadun, A. C.
AU - Samal, M. R.
AU - Sanchez, R. Z.
AU - Semkov, E.
AU - Sergeev, S. G.
AU - Sigua, L. A.
AU - Slavcheva-Mihova, L.
AU - Sola, P.
AU - Sotnikova, Yu V.
AU - Strigachev, A.
AU - Thum, C.
AU - Traianou, E.
AU - Troitskaya, Yu V.
AU - Troitsky, I. S.
AU - Tsybulev, P. G.
AU - Vasilyev, A. A.
AU - Vince, O.
AU - Weaver, Z. R.
AU - Williamson, K. E.
AU - Zhekanis, G. V.
N1 - Publisher Copyright: © 2020 The Author(s).
PY - 2020/3/1
Y1 - 2020/3/1
N2 - We report the results of decade-long (2008-2018) gamma-ray to 1 GHz radio monitoring of the blazar 3C 279, including GASP/WEBT, Fermi and Swift data, as well as polarimetric and spectroscopic data. The X-ray and gamma-ray light curves correlate well, with no delay greater than or similar to 3 h, implying general cospatiality of the emission regions. The gamma-ray optical flux flux relation changes with activity state, ranging from a linear to a more complex dependence. The behaviour of the Stokes parameters at optical and radio wavelengths, including 43 GHz Very Long Baseline Array images, supports either a predominantly helical magnetic field or motion of the radiating plasma along a spiral path. Apparent speeds of emission knots range from 10 to 37c, with the highest values requiring bulk Lorentz factors close to those needed to explain gamma-ray variability on very short time-scales, The Mg II emission line flux in the 'blue' and 'red' wings correlates with the optical synchrotron conlinuum flux density, possibly providing a variable source of seed photons for inverse Compton scattering. in the radio bands, we find progressive delays of the most prominent light-curve maxima with decreasing frequency, as expected from the frequency dependence of the tau = 1 surface of synchrotron self-absorption. The global maximum in the 86 GHz light. curve becomes less prominent at lower frequencies, while a local maximum, appearing in 2014, strengthens toward decreasing frequencies, becoming pronounced at similar to 5 GHz, These tendencies suggest. different Doppler boosting of stratified radio-emitting zones in the jet.
AB - We report the results of decade-long (2008-2018) gamma-ray to 1 GHz radio monitoring of the blazar 3C 279, including GASP/WEBT, Fermi and Swift data, as well as polarimetric and spectroscopic data. The X-ray and gamma-ray light curves correlate well, with no delay greater than or similar to 3 h, implying general cospatiality of the emission regions. The gamma-ray optical flux flux relation changes with activity state, ranging from a linear to a more complex dependence. The behaviour of the Stokes parameters at optical and radio wavelengths, including 43 GHz Very Long Baseline Array images, supports either a predominantly helical magnetic field or motion of the radiating plasma along a spiral path. Apparent speeds of emission knots range from 10 to 37c, with the highest values requiring bulk Lorentz factors close to those needed to explain gamma-ray variability on very short time-scales, The Mg II emission line flux in the 'blue' and 'red' wings correlates with the optical synchrotron conlinuum flux density, possibly providing a variable source of seed photons for inverse Compton scattering. in the radio bands, we find progressive delays of the most prominent light-curve maxima with decreasing frequency, as expected from the frequency dependence of the tau = 1 surface of synchrotron self-absorption. The global maximum in the 86 GHz light. curve becomes less prominent at lower frequencies, while a local maximum, appearing in 2014, strengthens toward decreasing frequencies, becoming pronounced at similar to 5 GHz, These tendencies suggest. different Doppler boosting of stratified radio-emitting zones in the jet.
KW - methods: observational
KW - techniques: photometric
KW - techniques: polarimetric
KW - techniques: spectroscopic
KW - galaxies: active
KW - quasars: individual: 3C 279
KW - BL LACERTAE OBJECTS
KW - WEBT CAMPAIGN
KW - HIGH-FREQUENCIES
KW - EGRET-DETECTED QUASARS
KW - MILLIMETER WAVELENGTHS
KW - ACTIVE GALACTIC NUCLEI
KW - LINE ARRAY OBSERVATIONS
KW - POLARIMETRIC OBSERVATIONS
KW - SUPERLUMINAL MOTION
KW - XMM-NEWTON
KW - Galaxies
KW - Spectroscopic
KW - Photometric
KW - Quasars
KW - 3C 279
KW - Observational
KW - Techniques
KW - Polarimetric
KW - Active
KW - Individual
KW - Methods
UR - https://www.mendeley.com/catalogue/8485a759-2072-321d-8776-16fff18ca16e/
UR - http://www.scopus.com/inward/record.url?scp=85084541346&partnerID=8YFLogxK
U2 - 10.1093/mnras/staa082
DO - 10.1093/mnras/staa082
M3 - Article
VL - 492
SP - 3829
EP - 3848
JO - Monthly Notices of the Royal Astronomical Society
JF - Monthly Notices of the Royal Astronomical Society
SN - 0035-8711
IS - 3
ER -
ID: 51235908