The dual nature of blazar fast variability: Space and ground observations of S5 0716+714 von Raiteri, C M, Villata, M, Carosati, D, Benítez, E, Kurtanidze, S O, Gupta, A C, Mirzaqulov, D O, D’Ammando, F, Larionov, V M, Pursimo, T, Acosta-Pulido, J A, Baida, G V, Balmaverde, B, Bonnoli, G, Borman, G A, Carnerero, M I, Chen, W-P, Dhiman, V, Di Maggio, A, Ehgamberdiev, S A, Hiriart, D, Kimeridze, G N, Kurtanidze, O M, Lin, C S, Lopez, J M, Marchini, A, Matsumoto, K, Mujica, R, Nakamura, M, Nikiforova, A A, Nikolashvili, M G, Okhmat, D N, Otero-Santos, J, Rizzi, N, Sakamoto, T, Semkov, E, Sigua, L A, Stiaccini, L, Troitsky, I S, Tsai, A L, Vasilyev, A A, Zhovtan, A V

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A peculiar multiwavelength flare in the blazar 3C 454.3 von Gupta, Alok C., Mangalam, Arun, Wiita, Paul J., Kushwaha, P., Gaur, H., Zhang, H., Gu, M. F., Liao, M., Dewangan, G. C., Ho, L. C., Mohan, P., Umeura, M., Sasada, M., Volvach, A. E., Agarwal, A., Aller, M. F., Aller, H. D., Bachev, R., Lähteenmäki, A., Semkov, E., Strigachev, A., Tornikoski, M., Volvach, L. N.

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Multiband optical variability of the blazar S5 0716+714 in outburst state during 2014–2015 von Agarwal, Aditi, Gupta, Alok C., Bachev, R., Strigachev, A., Semkov, E., Wiita, Paul J., Fan, J. H., Pandey, U. S., Boeva, S., Spassov, B.

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Nature of intranight optical variability of BL Lacertae von Gaur, Haritma, Gupta, Alok C., Bachev, R., Strigachev, A., Semkov, E., Böttcher, M., Wiita, P. J., de Diego, J. A., Gu, M. F., Guo, H., Joshi, R., Mihov, B., Palma, N., Peneva, S., Rajasingam, A., Slavcheva-Mihova, L.

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Optical variability of TeV blazars on long time-scales von Gaur, Haritma, Gupta, Alok C, Bachev, R, Strigachev, A, Semkov, E, Wiita, P J, Kurtanidze, O M, Darriba, A, Damljanovic, G, Chanishvili, R G, Ibryamov, S, Kurtanidze, S O, Nikolashvili, M G, Sigua, L A, Vince, O

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Multiwavelength Variability of BL Lacertae Measured with High Time Resolution von Weaver, Z. R., Williamson, K. E., Jorstad, S. G., Marscher, A. P., Larionov, V. M., Raiteri, C. M., Villata, M., Acosta-Pulido, J. A., Bachev, R., Baida, G. V, Balonek, T. J., Benítez, E., Borman, G. A., Bozhilov, V., Carnerero, M. I., Carosati, D., Chen, W. P., Damljanovic, G., Dhiman, V., Dougherty, D. J., Ehgamberdiev, S. A., Grishina, T. S., Gupta, A. C., Hart, M., Hiriart, D., Hsiao, H. Y., Ibryamov, S., Joner, M., Kimeridze, G. N., Kopatskaya, E. N., Kurtanidze, O. M., Kurtanidze, S. O., Larionova, E. G., Matsumoto, K., Matsumura, R., Minev, M., Mirzaqulov, D. O., Morozova, D. A., Nikiforova, A. A., Nikolashvili, M. G., Ovcharov, E., Rizzi, N., Sadun, A., Savchenko, S. S., Semkov, E., Slater, J. J., Smith, K. L., Stojanovic, M., Strigachev, A., Troitskaya, Yu. V., Troitsky, I. S., Tsai, A. L., Vince, O., Valcheva, A., Vasilyev, A. A., Zaharieva, E., Zhovtan, A. V.

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Characterizing Optical Variability of OJ 287 in 2016-2017 von Gupta, Alok C., Gaur, Haritma, Wiita, Paul J., Pandey, A., Kushwaha, P., Hu, S. M., Kurtanidze, O. M., Semkov, E., Damljanovic, G., Goyal, A., Uemura, M., Darriba, A., Chen, Xu, Vince, O., Gu, M. F., Zhang, Z., Bachev, R., Chanishvili, R., Itoh, R., Kawabata, M., Kurtanidze, S. O., Nakaoka, T., Nikolashvili, M. G., Stawarz, ., Strigachev, A.

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Multiband optical variability on diverse time-scales of the TeV blazar TXS 0506 + 056, the first cosmic neutrino source von Dhiman, Vinit, Gupta, Alok C, Bachev, Rumen, Wiita, Paul J, Cellone, Sergio A, Strigachev, A, Gaur, Haritma, Darriba, A, Bisen, D P, Locatelli, G, Mammana, L A, Semkov, E

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Optical intraday variability of the blazar S5 0716+714 von Tripathi, Tushar, Gupta, Alok C, Takey, Ali, Bachev, Rumen, Vince, Oliver, Strigachev, Anton, Kushwaha, Pankaj, Elhosseiny, E G, Wiita, Paul J, Damljanovic, G, Dhiman, Vinit, Fouad, A, Gaur, Haritma, Gu, Minfeng, Hamed, G E, Kishore, Shubham, Kurtenkov, A, Rastogi, Shantanu, Semkov, E, Zead, I, Zhang, Zhongli

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The large amplitude outburst of the young star HBC 722 in NGC 7000/IC 5070, a new FU Orionis candidate von Semkov, E. H., Peneva, S. P., Munari, U., Milani, A., Valisa, P.

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Multiband optical variability of three TeV blazars on diverse time-scales von Gupta, Alok C, Agarwal, A, Bhagwan, J, Strigachev, A, Bachev, R, Semkov, E, Gaur, H, Damljanovic, G, Vince, O, Wiita, Paul J

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Multiband optical variability of the TeV blazar PG 1553 + 113 in 2019 von Dhiman, Vinit, Gupta, Alok C, Kurtanidze, Sofia O, Eglitis, I, Strigachev, A, Damljanovic, G, Wiita, Paul J, Gu, Minfeng, Gaur, Haritma, Vince, Oliver, Bachev, R, Bisen, D P, Ibryamov, S, Ivanidze, R Z, Jovanovic, Miljana D, Kurtanidze, Omar M, Nikolashvili, M G, Semkov, E, Spassov, B, Stojanovic, M, Villarroel, Beatriz, Xu, Haiguang, Zhang, Zhongli

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Intra-night variability of the blazar CTA 102 during its 2012 and 2016 giant outbursts von Bachev, R., Popov, V., Strigachev, A., Semkov, E., Ibryamov, S., Spassov, B., Latev, G., Muñoz Dimitrova, R. V., Boeva, S.

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Dissecting the long-term emission behaviour of the BL Lac object Mrk 421 von Carnerero, M. I., Raiteri, C. M., Villata, M., Acosta-Pulido, J. A., Larionov, V. M., Smith, P. S., D'Ammando, F., Agudo, I., Arévalo, M. J., Bachev, R., Barnes, J., Boeva, S., Bozhilov, V., Carosati, D., Casadio, C., Chen, W. P., Damljanovic, G., Eswaraiah, E., Forné, E., Gantchev, G., Gómez, J. L., González-Morales, P. A., Griñón-Marín, A. B., Grishina, T. S., Holden, M., Ibryamov, S., Joner, M. D., Jordan, B., Jorstad, S. G., Joshi, M., Kopatskaya, E. N., Koptelova, E., Kurtanidze, O. M., Kurtanidze, S. O., Larionova, E. G., Larionova, L. V., Latev, G., Lázaro, C., Ligustri, R., Lin, H. C., Marscher, A. P., Martínez-Lombilla, C., McBreen, B., Mihov, B., Molina, S. N., Moody, J. W., Morozova, D. A., Nikolashvili, M. G., Nilsson, K., Ovcharov, E., Pace, C., Panwar, N., Pastor Yabar, A., Pearson, R. L., Pinna, F., Protasio, C., Rizzi, N., Redondo-Lorenzo, F. J., Rodríguez-Coira, G., Ros, J. A., Sadun, A. C., Savchenko, S. S., Semkov, E., Slavcheva-Mihova, L., Smith, N., Strigachev, A., Troitskaya, Yu. V., Troitsky, I. S., Vasilyev, A. A., Vince, O.

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Multiband optical variability of the blazar OJ 287 during its outbursts in 2015–2016 von Gupta, Alok C, Agarwal, Aditi, Mishra, Alka, Gaur, H, Wiita, P J, Gu, M F, Kurtanidze, O M, 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 A, Fan, J H, Hirochi, J, Itoh, R, Kanda, Y, Kawabata, M, Kimeridze, G N, Kurtanidze, S O, Latev, G, Dimitrova, R V Munoz, Nakaoka, T, Nikolashvili, M G, Shiki, K, Sigua, L A, Spassov, B

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The pre-main-sequence star V1184 Tauri (CB 34V) at the end of prolonged eclipse von Semkov, E. H., Peneva, S. P., Ibryamov, S. I.

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Photometric and spectroscopic variability of the FUor star V582 Aurigae von Semkov, E. H., Peneva, S. P., Munari, U., Dennefeld, M., Mito, H., Dimitrov, D. P., Ibryamov, S., Stoyanov, K. A.

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Optical variability of the blazar 3C 371: From minute to year timescales von Otero-Santos, J., Raiteri, C.M., Acosta-Pulido, J.A., Carnerero, M.I., Villata, M., Savchenko, S., Carosati, D., Chen, W.P., Kurtanidze, S.O., Joner, M.D., Semkov, E., Pursimo, T., Benítez, E., Damljanovic, G., Apolonio, G., Borman, G.A., Bozhilov, V., Galindo-Guil, F.J., Grishina, T.S., Hagen-Thorn, V.A., Hiriart, D., Hsiao, H.Y., Ibryamov, S., Ivanidze, R.Z., Kimeridze, G.N., Kopatskaya, E.N., Kurtanidze, O.M., Larionov, V.M., Larionova, E.G., Larionova, L.V., Minev, M., Morozova, D.A., Nikolashvili, M.G., Ovcharov, E., Sigua, L.A., Stojanovic, M., Troitskiy, I.S., Troitskaya, V. Yu, Tsai, A., Valcheva, A., Vasilyev, A., Vince, O., Zaharieva, E., Zhovtan, A.V.

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Extreme photometric and polarimetric variability of blazar S4 0954+65 at its maximum optical and γ-ray brightness levels von Raiteri, C M, Villata, M, Carnerero, M I, Savchenko, S S, Kurtanidze, S O, Vlasyuk, V V, Marchini, A, Matsumoto, K, Lorey, C, Joner, M D, Gazeas, K, Carosati, D, Mirzaqulov, D O, Acosta Pulido, J A, Agudo, I, Bachev, R, Benítez, E, Borman, G A, Calcidese, P, Chen, W P, Damljanovic, G, Ehgamberdiev, S A, Elsässer, D, Feige, M, Frasca, A, Gaur, H, Grishina, T S, Gupta, A C, Hiriart, D, Holland, M, Horst, B, Ibryamov, S, Ivanidze, R Z, Jensen, J, Jithesh, V, Jovanovic, M D, Kiehlmann, S, Kimeridze, G N, Kishore, S, Kopatskaya, E N, Kurtanidze, O M, Larionova, E G, Lin, H C, Mannheim, K, Marinelli, C, Moreira Reyes, J, Morozova, D A, Nikolashvili, M G, Reinhart, D, Romanov, F D, Semkov, E, Seufert, J, Shishkina, E V, Sigua, L A, Skalidis, R, Spiridonova, O I, Stojanovic, M, Strigachev, A, Troitskaya, Y V, Troitskiy, I S, Tsai, A, Vasilyev, A A, Vince, O, Vrontaki, K, Wani, K, Watts, D, Zhovtan, A V

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Quasi-simultaneous two-band optical variability of the blazars 1ES 1959+650 and 1ES 2344+514 von Gaur, Haritma, Gupta, Alok C., Strigachev, A., Bachev, R., Semkov, E., Wiita, Paul J., Peneva, S., Boeva, S., Kacharov, N., Mihov, B., Ovcharov, E.

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