Publications (41)
Multi-band optical-NIR variability of blazars on diverse timescales
Aditi Agarwal, Alok C. Gupta, R. Bachev +10
Multiwavelength Intraday Variability of the BL Lac S5 0716+714
Alok C. Gupta, T. P. Krichbaum, P. J. Wiita +31
Multi-ring structure of the eclipsing disk in EE Cep - possible planets?
C. Galan, M. Mikolajewski, T. Tomov +57
Exceptional outburst of the blazar CTA 102 in 2012: The GASP-WEBT campaign and its extension
V. M. Larionov, M. Villata, C. M. Raiteri +49
Intranight variability of 3C 454.3 during its 2010 November outburst
R. Bachev, E. Semkov, A. Strigachev +6
Recent photometry of symbiotic stars - XIII
A. Skopal, S. Shugarov, M. Vanko +4
A peculiar multi-wavelength flare in the Blazar 3C 454.3
Alok C. Gupta, Arun Mangalam, Paul J. Wiita +20
Multi-Wavelength Study of the 2008-2009 Outburst of V1647 Ori
D. Garcia-Alvarez, N. J. Wright, J. J. Drake +11
Photometry of symbiotic stars X. EG And, Z And, BF Cyg, CH Cyg, V1329 Cyg, AG Dra, RW Hya, AX Per and IV Vir
A. Skopal, M. Vanko, T. Pribulla +3
Studying X-ray reprocessing and continuum variability in quasars: PG 1211+143
R. Bachev, D. Grupe, S. Boeva +5
Multi-band optical variability of the Blazar S5 0716+714 in outburst state during 2014-2015
Aditi Agarwal, Alok C. Gupta, R. Bachev +7
Spectroscopy of bright quasars: emission lines and internal extinction
R. Bachev, A. Strigachev, E. Semkov +1
Photometry of Symbiotic Stars - XIV
M. Sekeráš, A. Skopal, S. Shugarov +7
Photometric reverberation mapping of Markarian 279
R. Bachev, A. Strigachev, E. Semkov +9
Multiband optical variability of the blazar OJ 287 during its outbursts in 2015 -- 2016
Alok C. Gupta, A. Agarwal, A. Mishra +31
The nature of the intra-night optical variability in blazars
R. Bachev, E. Semkov, A. Strigachev +5
Optical light curves of FUor and FUor-like objects
E. Semkov, S. Peneva, S. Ibryamov
The ever-surprising blazar OJ 287: multi-wavelength study and appearance of a new component in X-rays
Pankaj Kushwaha, Alok C. Gupta, Paul J. Wiita +21
Short Term Flux and Colour Variations in Low-Energy Peaked Blazars
Bindu Rani, Alok C. Gupta, A. Strigachev +11
Multi-band optical variability of three TeV Blazars on Diverse Timescales
Alok C. Gupta, A. Agarwal, J. Bhagwan +7
The Recurrent Eclipse of an Unusual Pre--Main-Sequence Star in IC 348
S. Nordhagen, W. Herbst, E. C. Williams +1
Intra-night variability of the blazar CTA 102 during its 2012 and 2016 giant outbursts
R. Bachev, V. Popov, A. Strigachev +6
AGILE, Fermi, Swift, and GASP-WEBT multi-wavelength observations of the high-redshift blazar 4C $+$71.07 in outburst
S. Vercellone, P. Romano, G. Piano +56
Multi-Band Intra-Night Optical Variability of BL Lacertae
Haritma Gaur, Alok C. Gupta, R. Bachev +5
The unusual photometric variability of the PMS star GM Cep
E. Semkov, S. Ibryamov, S. Peneva +6
Photometric monitoring of the blazar 3C 345 for the period 1996 - 2006
B. Mihov, R. Bachev, L. Slavcheva-Mihova +3
Nature of Intra-night Optical Variability of BL Lacertae
Haritma Gaur, Alok C. Gupta, R. Bachev +13
Optical Flux and Spectral Variability of Blazars
Haritma Gaur, Alok C. Gupta, A. Strigachev +9
Quasi-simultaneous two band optical variability of the blazars 1ES 1959+650 and 1ES 2344+514
Haritma Gaur, Alok C. Gupta, A. Strigachev +8
Photometry of symbiotic stars XI. EG And, Z And, BF Cyg, CH Cyg, CI Cyg, V1329 Cyg, TX CVn, AG Dra, RW Hya, QW Sge, IV Vir and the LMXB V934 Her
A. Skopal, T. Pribulla, M. Vanko +4
Multiwavelength Study of Quiescent States of Mrk 421 with Unprecedented Hard X-Ray Coverage Provided by NuSTAR in 2013
M. BalokoviÄ, D. Paneque, G. Madejski +305
Recent photometry of symbiotic stars - XII
A. Skopal, M. Vanko, T. Pribulla +4
Spectral Energy Distribution variation in BL Lacs and FSRQs
Bindu Rani, Alok C. Gupta, R. Bachev +9
Multi-wavelength temporal and spectral variability of the blazar OJ 287 during and after the December 2015 flare: a major accretion disc contribution
P. Kushwaha, A. C. Gupta, P. J. Wiita +33
International observational campaigns of the last two eclipses in EE Cephei: 2003 and 2008/9
C. GaÅan, M. MikoÅajewski, T. Tomov +87
Short-term optical variability of high-redshift QSO's
R. Bachev, A. Strigachev, E. Semkov
The unusual photometric behavior of the new FUor star V2493 Cyg (HBC 722)
E. Semkov, S. Peneva, S. Ibryamov +1
The large amplitude outburst of the young star HBC 722 in NGC 7000/IC 5070, a new FU Orionis candidate
E. Semkov, S. Peneva, U. Munari +2
Optical Variability of TeV Blazars on long time-scales
Haritma Gaur, Alok C. Gupta, R. Bachev +12
Diagnosing the Clumpy Protoplanetary Disk of the UXor Type Young Star GM Cephei
P. C. Huang, W. P. Chen, M. Mugrauer +29
Optical and Radio Variability of BL Lacertae
Haritma Gaur, Alok C. Gupta, R. Bachev +17