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Просмотр Публикации сотрудников КФУ Scopus по автору "Sigua L."

Просмотр Публикации сотрудников КФУ Scopus по автору "Sigua L."

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  • Multiband optical variability of the blazar OJ 287 during its outbursts in 2015-2016 
    Gupta A.; Agarwal A.; Mishra A.; Gaur H.; Wiita P.; Gu M.; Kurtanidze O.; Damljanovic G.; Uemura M.; Semkov E.; Strigachev A.; Bachev R.; Vince O.; Zhang Z.; Villarroel B.; Kushwaha P.; Pandey A.; Abe T.; Chanishvili R.; Chigladze R.; Fan J.; Hirochi J.; Itoh R.; Kanda Y.; Kawabata M.; Kimeridze G.; Kurtanidze S.; Latev G.; Muñoz Dimitrova R.; Nakaoka T.; Nikolashvili M.; Shiki K.; Sigua L.; Spassov B. (2017)
    © 2016 The Authors.We present recent optical photometric observations of the blazar OJ 287 taken during 2015 September-2016 May. Our intense observations of the blazar started in 2015 November and continued until 2016 May ...
  • Multiwavelength behaviour of the blazar OJ 248 from radio to γ -rays 
    Carnerero M.; Raiteri C.; Villata M.; Acosta-Pulido J.; D'Ammando F.; Smith P.; Larionov V.; Agudo I.; Arévalo M.; Arkharov A.; Bach U.; Bachev R.; Benítez E.; Blinov D.; Bozhilov V.; Buemi C.; Bueno Bueno A.; Carosati D.; Casadio C.; Chen W.; Damljanovic G.; Di Paola A.; Efimova N.; Ehgamberdiev S.; Giroletti M.; Gómez J.; González-Morales P.; Grinon-Marin A.; Grishina T.; Gurwell M.; Hiriart D.; Hsiao H.; Ibryamov S.; Jorstad S.; Joshi M.; Kopatskaya E.; Kurtanidze O.; Kurtanidze S.; Lähteenmäki A.; Larionova E.; Larionova L.; Lázaro C.; Leto P.; Lin C.; Lin H.; Manilla-Robles A.; Marscher A.; McHardy I.; Metodieva Y.; Mirzaqulov D.; Mokrushina A.; Molina S.; Morozova D.; Nikolashvili M.; Orienti M.; Ovcharov E.; Panwar N.; Pastor Yabar A.; Puerto Giménez I.; Ramakrishnan V.; Richter G.; Rossini M.; Sigua L.; Strigachev A.; Taylor B.; Tornikoski M.; Trigilio C.; Troitskaya Y.; Troitsky I.; Umana G.; Valcheva A.; Velasco S.; Vince O.; Wehrle A.; Wiesemeyer H. (2015)
    © 2015 The Authors. We present an analysis of the multiwavelength behaviour of the blazar OJ 248 at z = 0.939 in the period 2006-2013. We use low-energy data (optical, near-infrared, and radio) obtained by 21 observatories ...
  • Optical and radio variability of BL Lacertae 
    Gaur H.; Gupta A.; Bachev R.; Strigachev A.; Semkov E.; Wiita P.; Volvach A.; Gu M.; Agarwal A.; Agudo I.; Aller M.; Aller H.; Kurtanidze O.; Kurtanidze S.; Lähteenmäki A.; Peneva S.; Nikolashvili M.; Sigua L.; Tornikoski M.; Volvach L. (2015)
    © ESO, 2015. Context. We extensively observed the prototype blazar, BL Lacertae, in optical and radio bands during an active phase in the period 2010-2013 when the source showed several prominent outbursts. We searched for ...
  • Polarization angle swings in blazars: The case of 3C 279 
    Kiehlmann S.; Savolainen T.; Jorstad S.; Sokolovsky K.; Schinzel F.; Marscher A.; Larionov V.; Agudo I.; Akitaya H.; Benítez E.; Berdyugin A.; Blinov D.; Bochkarev N.; Borman G.; Burenkov A.; Casadio C.; Doroshenko V.; Efimova N.; Fukazawa Y.; Gómez J.; Grishina T.; Hagen-Thorn V.; Heidt J.; Hiriart D.; Itoh R.; Joshi M.; Kawabata K.; Kimeridze G.; Kopatskaya E.; Korobtsev I.; Krajci T.; Kurtanidze O.; Kurtanidze S.; Larionova E.; Larionova L.; Lindfors E.; López J.; McHardy I.; Molina S.; Moritani Y.; Morozova D.; Nazarov S.; Nikolashvili M.; Nilsson K.; Pulatova N.; Reinthal R.; Sadun A.; Sasada M.; Savchenko S.; Sergeev S.; Sigua L.; Smith P.; Sorcia M.; Spiridonova O.; Takaki K.; Takalo L.; Taylor B.; Troitsky I.; Uemura M.; Ugolkova L.; Ui T.; Yoshida M.; Zensus J.; Zhdanova V. (2016)
    © ESO, 2016.Context. Over the past few years, on several occasions, large, continuous rotations of the electric vector position angle (EVPA) of linearly polarized optical emission from blazars have been reported. These ...
  • Synchrotron emission from the blazar PG 1553+113. An analysis of its flux and polarization variability 
    Raiteri C.; Nicastro F.; Stamerra A.; Villata M.; Larionov V.; Blinov D.; Acosta-Pulido J.; Arévalo M.; Arkharov A.; Bachev R.; Borman G.; Carnerero M.; Carosati D.; Cecconi M.; Chen W.; Damljanovic G.; Di Paola A.; Ehgamberdiev S.; Frasca A.; Giroletti M.; González-Morales P.; Griñon-Marín A.; Grishina T.; Huang P.; Ibryamov S.; Klimanov S.; Kopatskaya E.; Kurtanidze O.; Kurtanidze S.; Lähteenmäki A.; Larionova E.; Larionova L.; Lázaro C.; Leto G.; Liodakis I.; Martínez-Lombilla C.; Mihov B.; Mirzaqulov D.; Mokrushina A.; Moody J.; Morozova D.; Nazarov S.; Nikolashvili M.; Ohlert J.; Panopoulou G.; Pastor Yabar A.; Pinna F.; Protasio C.; Rizzi N.; Sadun A.; Savchenko S.; Semkov E.; Sigua L.; Slavcheva-Mihova L.; Strigachev A.; Tornikoski M.; Troitskaya Y.; Troitsky I.; Vasilyev A.; Vera R.; Vince O.; Zanmar Sanchez R. (2017)
    © 2016 The Authors.In 2015 July 29-September 1, the satellite XMM-Newton pointed at the BL Lac object PG 1553+133 six times, collecting data for 218 h. During one of these epochs, simultaneous observations by the Swift ...
  • The beamed jet and quasar core of the distant blazar 4C 71.07 
    Raiteri C.; Villata M.; Carnerero M.; Acosta-Pulido J.; Mirzaqulov D.; Larionov V.; Romano P.; Vercellone S.; Agudo I.; Arkharov A.; Bach U.; Bachev R.; Baitieri S.; Borman G.; Boschin W.; Bozhilov V.; Butuzova M.; Calcidese P.; Carosati D.; Casadio C.; Chen W.; Damljanovic G.; Di Paola A.; Doroshenko V.; Efimova N.; Ehgamberdiev S.; Giroletti M.; Gómez J.; Grishina T.; Ibryamov S.; Jermak H.; Jorstad S.; Kimeridze G.; Klimanov S.; Kopatskaya E.; Kurtanidze O.; Kurtanidze S.; Lähteenmäki A.; Larionova E.; Marscher A.; Mihov B.; Minev M.; Molina S.; Moody J.; Morozova D.; Nazarov S.; Nikiforova A.; Nikolashvili M.; Ovcharov E.; Peneva S.; Righini S.; Rizzi N.; Sadun A.; Samal M.; Savchenko S.; Semkov E.; Sigua L.; Slavcheva-Mihova L.; Steele I.; Strigachev A.; Tornikoski M.; Troitskaya Y.; Troitsky I.; Vince O. (2019)
    © 2019 The Author(s). The object 4C 71.07 is a high-redshift blazar whose spectral energy distribution shows a prominent big blue bump and a strong Compton dominance. We present the results of a 2- yr multiwavelength ...
  • The Bright γ-ray Flare of 3C 279 in 2015 June: AGILE Detection and Multifrequency Follow-up Observations 
    Chen W.; Ehgamberdiev S.; Goded A.; Grishina T.; Hiriart D.; Hsiao H.; Jorstad S.; Kimeridze G.; Kopatskaya E.; Kurtanidze O.; Kurtanidze S.; Larionov V.; Larionova L.; Marscher A.; Mirzaqulov D.; Morozova D.; Nilsson K.; Samal M.; Sigua L.; Spassov B.; Strigachev A.; Takalo L.; Antonelli L.; Bulgarelli A.; Cattaneo P.; Colafrancesco S.; Giommi P.; Longo F.; Morselli A.; Paoletti F. (2018)
    © 2018. The American Astronomical Society. All rights reserved.. We report the AGILE detection and the results of the multifrequency follow-up observations of a bright γ-ray flare of the blazar 3C 279 in 2015 June. We use ...
  • The ever-surprising blazar OJ 287: Multiwavelength study and appearance of a new component in X-rays 
    Kushwaha P.; Gupta A.; Wiita P.; Pal M.; Gaur H.; Dal Pino E.; Kurtanidze O.; Semkov E.; Damljanovic G.; Hu S.; Uemura M.; Vince O.; Darriba A.; Gu M.; Bachev R.; Chen X.; Itoh R.; Kawabata M.; Kurtanidze S.; Nakaoka T.; Nikolashvili M.; Sigua L.; Strigachev A.; Zhang Z. (2018)
    © 2018 The Author(s) Published by Oxford University Press on behalf of the Royal Astronomical Society. We present a multiwavelength spectral and temporal investigation of OJ 287 emission during its strong optical-to-X-ray ...

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