Andrei
Berdyugin

Docent, Department of Physics and Astronomy
University Research Fellow, Tuorla Observatory

Contact

Vesilinnantie 5
20500
Turku

Publications

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A Two-week IXPE Monitoring Campaign on Mrk 421 (2025)

Astrophysical Journal
Maksym, W. Peter; Liodakis, Ioannis; Saade, M. Lynne; Kim, Dawoon E.; Middei, Riccardo; Gesu, Laura Di; Kiehlmann, Sebastian; Matzeu, Gabriele; Agudo, Iván; Marscher, Alan P.; Ehlert, Steven R.; Jorstad, Svetlana G.; Kaaret, Philip; Marshall, Herman L.; Pacciani, Luigi; Perri, Matteo; Puccetti, Simonetta; Kouch, Pouya M.; Lindfors, Elina; Aceituno, Francisco José; Bonnoli, Giacomo; Casanova, Víctor; Escudero, Juan; Gómez, José L.; Agís-González, Beatriz; Husillos, César; Morcuende, Daniel; Otero-Santos, Jorge; Sota, Alfredo; Piirola, Vilppu; Imazawa, Ryo; Sasada, Mahito; Fukazawa, Yasushi; Kawabata, Koji S.; Uemura, Makoto; Mizuno, Tsunefumi; Nakaoka, Tatsuya; Akitaya, Hiroshi; McCall, Callum; Jermak, Helen E.; Steele, Iain A.; Borman, George A.; Grishina, Tatiana S.; Hagen-Thorn, Vladimir A.; Kopatskaya, Evgenia N.; Larionova, Elena G.; Morozova, Daria A.; Savchenko, Sergey S.; Shishkina, Ekaterina V.; Troitskiy, Ivan S.; Troitskaya, Yulia V.; Vasilyev, Andrey A.; Zhovtan, Alexey V.; Myserlis, Ioannis; Gurwell, Mark; Keating, Garrett; Rao, Ramprasad; Pauley, Colt; Angelakis, Emmanouil; Kraus, Alexander; Berdyugin, Andrei V.; Kagitani, Masato; Kravtsov, Vadim; Poutanen, Juri; Sakanoi, Takeshi; Kang, Sincheol; Lee, Sang-Sung; Kim, Sang-Hyun; Cheong, Whee Yeon; Jeong, Hyeon-Woo; Song, Chanwoo; Blinov, Dmitry; Shablovinskaya, Elena; Antonelli, Lucio Angelo; Bachetti, Matteo; Baldini, Luca; Baumgartner, Wayne H.; Bellazzini, Ronaldo; Bianchi, Stefano; Bongiorno, Stephen D.; Bonino, Raffaella; Brez, Alessandro; Bucciantini, Niccoló; Capitanio, Fiamma; Castellano, Simone; Cavazzuti, Elisabetta; Chen, Chien-Ting; Ciprini, Stefano; Costa, Enrico; Rosa, Alessandra De; Monte, Ettore Del; Lalla, Niccoló Di; Marco, Alessandro Di; Donnarumma, Immacolata; Doroshenko, Victor; Dovčiak, Michal; Enoto, Teruaki; Evangelista, Yuri; Fabiani, Sergio; Ferrazzoli, Riccardo; Garcia, Javier A.; Gunji, Shuichi; Hayashida, Kiyoshi; Heyl, Jeremy; Iwakiri, Wataru; Karas, Vladimir; Kislat, Fabian; Kitaguchi, Takao; Kolodziejczak, Jeffery J.; Krawczynski, Henric; Monaca, Fabio La; Latronico, Luca; Maldera, Simone; Manfreda, Alberto; Marin, Frédéric; Marinucci, Andrea; Massaro, Francesco; Matt, Giorgio; Mitsuishi, Ikuyuki; Muleri, Fabio; Negro, Michela; Ng, C.-Y.; O’Dell, Stephen L.; Omodei, Nicola; Oppedisano, Chiara; Papitto, Alessandro; Pavlov, George G.; Peirson, Abel Lawrence; Pesce-Rollins, Melissa; Petrucci, Pierre-Olivier; Pilia, Maura; Possenti, Andrea; Ramsey, Brian D.; Rankin, John; Ratheesh, Ajay; Roberts, Oliver J.; Romani, Roger W.; Sgró, Carmelo; Slane, Patrick; Soffitta, Paolo; Spandre, Gloria; Swartz, Douglas A.; Tamagawa, Toru; Tavecchio, Fabrizio; Taverna, Roberto; Tawara, Yuzuru; Tennant, Allyn F.; Thomas, Nicholas E.; Tombesi, Francesco; Trois, Alessio; Tsygankov, Sergey S.; Turolla, Roberto; Vink, Jacco; Weisskopf, Martin C.; Wu, Kinwah; Xie, Fei; Zane, Silvia
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Optical and near-infrared polarization of the black hole X-ray binary A0620-00 in quiescence (2025)

Astronomy and Astrophysics
Kravtsov, Vadim; Veledina, Alexandra; Berdyugin, Andrei V.; Poutanen, Juri; Tsygankov, Sergey S.; Shahbaz, Tariq; Torres, Manuel A. P.; Jermak, Helen E.; Mccall, Callum; Steele, Iain A.; Kajava, Jari J. E.; Piirola, Vilppu; Sakanoi, Takeshi; Kagitani, Masato; Berdyugina, Svetlana V.
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Variability of X-ray polarization of Cyg X-1 (2025)

Astronomy and Astrophysics
Kravtsov, Vadim; Bocharova, Anastasiia; Veledina, Alexandra; Poutanen, Juri; Hughes, Andrew K.; Dovčiak, Michal; Egron, Elise; Muleri, Fabio; Podgorny, Jakub; Svoboda, Jiri; Forsblom, Sofia V.; Berdyugin, Andrei V.; Blinov, Dmitry; Bright, Joe S.; Carotenuto, Francesco; Green, David A.; Ingram, Adam; Liodakis, Ioannis; Mandarakas, Nikos; Nitindala, Anagha P.; Rhodes, Lauren; Trushkin, Sergei A.; Tsygankov, Sergey S.; Brigitte, Maimouna; Di Marco, Alessandro; Iacolina, Noemi; Krawczynski, Henric; La Monaca, Fabio; Loktev, Vladislav; Mastroserio, Guglielmo; Petrucci, Pierre-Olivier; Pilia, Maura; Tombesi, Francesco; Zdziarski, Andrzej A.
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Identifying the Secondary Jet in the RadioAstron Image of OJ 287 (2025)

Astrophysical Journal
Valtonen, Mauri J.; Dey, Lankeswar; Zola, Staszek; Gupta, Alok C.; Kishore, Shubham; Gopakumar, Achamveedu; Wiita, Paul J.; Gu, Minfeng; Nilsson, Kari; Zhang, Zhongli; Hudec, Rene; Matsumoto, Katsura; Drozdz, Marek; Ogloza, Waldemar; Berdyugin, Andrei V.; Reichart, Daniel E.; Mugrauer, Markus; Pursimo, Tapio; Ciprini, Stefano; Nakaoka, Tatsuya; Uemura, Makoto; Imazawa, Ryo; Zejmo, Michal; Kouprianov, Vladimir V.; Davidson Jr, James W.; Sadun, Alberto; Strobl, Jan; Jelinek, Martin; Susobhanan, Abhimanyu
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Testing particle acceleration in blazar jets with continuous high-cadence optical polarization observations (2024)

Astronomy and Astrophysics
Liodakis, Ioannis; Kiehlmann, Sebastian; Marscher, Alan P.; Zhang, Haocheng; Blinov, Dmitry; Jorstad, Svetlana G.; Agudo, Iván; Benítez, Erika; Berdyugin, Andrei; Bonnoli, Giacomo; Casadio, Carolina; Chen, Chien-Ting; Chen, Wen-Ping; Ehlert, Steven R.; Escudero, Juan; Grishina, Tatiana S.; Hiriart, David; Hsu, Angela; Imazawa, Ryo; Jermak, Helen E.; Jose, Jincen; Kaaret, Philip; Kopatskaya, Evgenia N.; Lalchand, Bhavana; Larionova, Elena G.; Lindfors, Elina; López, José M.; McCall, Callum; Morozova, Daria A.; Palaiologou, Efthymios; Pandey, Shivangi; Poutanen, Juri; Rakshit, Suvendu; Reig, Pablo; Sasada, Mahito; Savchenko, Sergey S.; Shablovinskaya, Elena; Sharma, Neha; Shrestha, Manisha; Steele, Iain A.; Troitskiy, Ivan S.; Troitskaya, Yulia V.; Uemura, Makoto; Vasilyev, Andrey A.; Weaver, Zachary; Wiersema, Klaas; Weisskopf, Martin C.
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

X-Ray and Multiwavelength Polarization of Mrk 501 from 2022 to 2023 (2024)

Astrophysical Journal
Chen, Chien-Ting J.; Liodakis, Ioannis; Middei, Riccardo; Kim, Dawoon E.; Di Gesu, Laura; Di Marco, Alessandro; Ehlert, Steven R.; Errando, Manel; Negro, Michela; Jorstad, Svetlana G.; Marscher, Alan P.; Wu, Kinwah; Agudo, Iván; Poutanen, Juri; Mizuno, Tsunefumi; Kouch, Pouya M.; Lindfors, Elina; Borman, George A.; Grishina, Tatiana S.; Kopatskaya, Evgenia N.; Larionova, Elena G.; Morozova, Daria A.; Savchenko, Sergey S.; Troitsky, Ivan S.; Troitskaya, Yulia V.; Vasilyev, Andrey A.; Zhovtan, Alexey V.; Aceituno, Francisco José; Bonnoli, Giacomo; Casanova, Víctor; Escudero, Juan; Agís-González, Beatriz; Husillos, César; Otero, Santos Jorge; Sota, Alfredo; Piirola, Vilppu; Myserlis, Ioannis; Angelakis, Emmanouil; Kraus, Alexander; Gurwell, Mark; Keating, Garrett; Rao, Ramprasad; Kang, Sincheol; Lee, Sang-Sung; Kim, Sang-Hyun; Cheong, Whee Yeon; Jeong, Hyeon-Woo; Song, Chanwoo; Berdyugin, Andrei V.; Kagitani, Masato; Kravtsov, Vadim; Nitindala, Anagha P.; Sakanoi, Takeshi; Imazawa, Ryo; Sasada, Mahito; Fukazawa, Yasushi; Kawabata, Koji S.; Uemura, Makoto; Nakaoka, Tatsuya; Akitaya, Hiroshi; Casadio, Carolina; Sievers, Albrecht; Antonelli, Lucio Angelo; Bachetti, Matteo; Baldini, Luca; Baumgartner, Wayne H.; Bellazzini, Ronaldo; Bianchi, Stefano; Bongiorno, Stephen D.; Bonino, Raffaella; Brez, Alessandro; Bucciantini, Niccoló; Capitanio, Fiamma; Castellano, Simone; Cavazzuti, Elisabetta; Ciprini, Stefano; Costa, Enrico; De Rosa, Alessandra; Del Monte, Ettore; Di Lalla, Niccoló; Donnarumma, Immacolata; Doroshenko, Victor; Dovčiak, Michal; Enoto, Teruaki; Evangelista, Yuri; Fabiani, Sergio; Ferrazzoli, Riccardo; Garcia, Javier A.; Gunji, Shuichi; Hayashida, Kiyoshi; Heyl, Jeremy; Iwakiri, Wataru; Kaaret, Philip; Karas, Vladimir; Kislat, Fabian; Kitaguchi, Takao; Kolodziejczak, Jeffery J.; Krawczynski, Henric; La Monaca, Fabio; Latronico, Luca; Maldera, Simone; Manfreda, Alberto; Marin, Frédéric; Marinucci, Andrea; Marshall, Herman L.; Massaro, Francesco; Matt, Giorgio; Mitsuishi, Ikuyuki; Muleri, Fabio; Ng, C.-Y.; O’Dell, Stephen L.; Omodei, Nicola; Oppedisano, Chiara; Papitto, Alessandro; Pavlov, George G.; Peirson, Abel Lawrence; Perri, Matteo; Pesce-Rollins, Melissa; Petrucci, Pierre-Olivier; Pilia, Maura; Possenti, Andrea; Puccetti, Simonetta; Ramsey, Brian D.; Rankin, John; Ratheesh, Ajay; Roberts, Oliver J.; Romani, Roger W.; Sgró, Carmelo; Slane, Patrick; Soffitta, Paolo; Spandre, Gloria; Swartz, Douglas A.; Tamagawa, Toru; Tavecchio, Fabrizio; Taverna, Roberto; Tawara, Yuzuru; Tennant, Allyn F.; Thomas, Nicholas E.; Tombesi, Francesco; Trois, Alessio; Tsygankov, Sergey S.; Turolla, Roberto; Vink, Jacco; Weisskopf, Martin C.; Xie, Fei; Zane, Silvia
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Observations of Low and Intermediate Spectral Peak Blazars with the Imaging X-Ray Polarimetry Explorer (2024)

Astrophysical Journal
Marshall, Herman L.; Liodakis, Ioannis; Marscher, Alan P.; Di, Lalla Niccolò; Jorstad, Svetlana G.; Kim, Dawoon E.; Middei, Riccardo; Negro, Michela; Omodei, Nicola; Peirson, Abel L.; Perri, Matteo; Puccetti, Simonetta; Laurenti, Marco; Agudo, Iván; Bonnoli, Giacomo; Berdyugin, Andrei V.; Cavazzuti, Elisabetta; Rodriguez, Cavero Nicole; Donnarumma, Immacolata; Di, Gesu Laura; Jormanainen, Jenni; Krawczynski, Henric; Lindfors, Elina; Madjeski, Greg; Marin, Frédéric; Massaro, Francesco; Pacciani, Luigi; Poutanen, Juri; Tavecchio, Fabrizio; Kouch, Pouya M.; Aceituno, Francisco José; Bernardos, Maria I.; Casanova, Víctor; García-Comas, Maya; Agís-González, Beatriz; Husillos, César; Marchini, Alessandro; Sota, Alfredo; Blinov, Dmitry; Bourbah, Ioakeim G.; Kielhmann, Sebastian; Kontopodis, Evangelos; Mandarakas, Nikos; Romanopoulos, Stylianos; Skalidis, Raphael; Vervelaki, Anna; Borman, George A.; Kopatskaya, Evgenia N.; Larionova, Elena G.; Morozova, Daria A.; Savchenko, Sergey S.; Vasilyev, Andrey A.; Zhovtan, Alexey V.; Casadio, Carolina; Escudero, Juan; Kramer, Joana; Myserlis, Ioannis; Trainou, Efthalia; Imazawa, Ryo; Sasada, Mahito; Fukazawa, Yasushi; Kawabata, Koji S.; Uemura, Makoto; Mizuno, Tsunefumi; Nakaoka, Tatsuya; Akitaya, Hiroshi; Masiero, Joseph R.; Mawet, Dimitri; Panopoulou, Georgia V.; Tinyanont, Samaporn; Kagitani, Masato; Kravtsov, Vadim; Sakanoi, Takeshi; Dattolo, Matthew; Gurwell, Mark; Keating, Garrett; Rao, Ramprasad; Cheong, Whee Yeon; Jeong, Hyeon-Woo; Kang, Sincheol; Kim, Sang-Hyun; Lee, Sang-Sung; Angelakis, Emmanouil; Kraus, Alexander; Hales, Antonio; Kameno, Seiji; Kneissl, Ruediger; Messias, Hugo; Nagai, Hiroshi; Antonelli, Lucio A.; Bachetti, Matteo; Baldini, Luca; Baumgartner, Wayne H.; Bellazzini, Ronaldo; Bianchi, Stefano; Bongiorno, Stephen D.; Bonino, Raffaella; Brez, Alessandro; Bucciantini, Niccolò; Capitanio, Fiamma; Castellano, Simone; Chen, Chen-Ting; Ciprini, Stefano; Costa, Enrico; De, Rosa Alessandra; Del, Monte Ettore; Di, Marco Alessandro; Doroshenko, Victor; Dovčiak, Michal; Ehlert, Steven R.; Enoto, Teruaki; Evangelista, Yuri; Fabiani, Sergio; Ferrazzoli, Riccardo; Garcia, Javier A.; Gunji, Shuichi; Hayashida, Kiyoshi; Heyl, Jeremy; Iwakiri, Wataru; Kaaret, Philip; Karas, Vladimir; Kislat, Fabian; Kitaguchi, Takao; Kolodziejczak, Jeffery J.; La, Monaca Fabio; Latronico, Luca; Maldera, Simone; Manfreda, Alberto; Marinucci, Andrea; Matt, Giorgio; Mitsuishi, Ikuyuki; Muleri, Fabio; Ng, C.-Y.; O’Dell, Stephen L.; Oppedisano, Chiara; Papitto, Alessandro; Pavlov, George G.; Pesce-Rollins, Melissa; Petrucci, Pierre-Olivier; Pilia, Maura; Possenti, Andrea; Ramsey, Brian D.; Rankin, John; Ratheesh, Ajay; Roberts, Oliver J.; Romani, Roger W.; Sgrò, Carmelo; Slane, Patrick; Soffitta, Paolo; Spandre, Gloria; Swartz, Douglas A.; Tamagawa, Toru; Taverna, Roberto; Tawara, Yuzuru; Tennant, Allyn F.; Thomas, Nicholas E.; Tombesi, Francesco; Trois, Alessio; Tsygankov, Sergey S.; Turolla, Roberto; Vink, Jacco; Weisskopf, Martin C.; Wu, Kinwah; Xie, Fei; Zane, Silvia
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )

Evidence of Jet Activity from the Secondary Black Hole in the OJ 287 Binary System (2024)

Astrophysical Journal Letters
Valtonen, Mauri J.; Zola, Staszek; Gupta, Alok C.; Kishore, Shubham; Gopakumar, Achamveedu; Jorstad, Svetlana G.; Wiita, Paul J.; Gu, Minfeng; Nilsson, Kari; Marscher, Alan P.; Zhang, Zhongli; Hudec, Rene; Matsumoto, Katsura; Drozdz, Marek; Ogloza, Waldemar; Berdyugin, Andrei V.; Reichart, Daniel E.; Mugrauer, Markus; Dey, Lankeswar; Pursimo, Tapio; Lehto, Harry J.; Ciprini, Stefano; Nakaoka, T.; Uemura, M.; Imazawa, Ryo; Zejmo, Michal; Kouprianov, Vladimir V.; Davidson Jr, James W.; Sadun, Alberto; Strobl, Jan; Weaver, Z. R.; Jelinek, Martin
(A1 Vertaisarvioitu alkuperäisartikkeli tieteellisessä lehdessä )