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Alok C. Gupta
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Rapid variability of blazar 3C 279 during flaring states in 2013− 2014 with joint Fermi-LAT, NuSTAR, Swift, and ground-based multi-wavelength observations
M Hayashida, K Nalewajko, GM Madejski, M Sikora, R Itoh, M Ajello, ...
The Astrophysical Journal 807 (1), 79, 2015
1822015
Results of WEBT, VLBA and RXTE monitoring of 3C 279 during 2006–2007
VM Larionov, SG Jorstad, AP Marscher, CM Raiteri, M Villata, I Agudo, ...
Astronomy & Astrophysics 492 (2), 389-400, 2008
1762008
WEBT and XMM-Newton observations of 3C 454.3 during the post-outburst phase-Detection of the little and big blue bumps
CM Raiteri, M Villata, VM Larionov, T Pursimo, MA Ibrahimov, K Nilsson, ...
Astronomy & Astrophysics 473 (3), 819-827, 2007
1342007
Optical intra-day variability in blazars
AC Gupta, JH Fan, JM Bai, SJ Wagner
The Astronomical Journal 135 (4), 1384, 2008
1252008
A new activity phase of the blazar 3C 454.3-Multifrequency observations by the WEBT and XMM-Newton in 2007–2008
CM Raiteri, M Villata, VM Larionov, MA Gurwell, WP Chen, OM Kurtanidze, ...
Astronomy & Astrophysics 491 (3), 755-766, 2008
1172008
Periodic oscillations in the intra-day optical light curves of the blazar S5 0716+ 714
AC Gupta, AK Srivastava, PJ Wiita
The Astrophysical Journal 690 (1), 216, 2008
1162008
Radio to gamma-ray variability study of blazar S5 0716+ 714
B Rani, TP Krichbaum, L Fuhrmann, M B÷ttcher, B Lott, HD Aller, MF Aller, ...
Astronomy & Astrophysics 552, A11, 2013
1102013
Near infrared intraday variability of Mrk 421
AC Gupta, DPK Banerjee, NM Ashok, UC Joshi
Astronomy & Astrophysics 422 (2), 505-508, 2004
992004
Quasi-periodic Oscillations of∼ 15 Minutes in the Optical Light Curve of the BL Lac S5 0716+ 714
B Rani, AC Gupta, UC Joshi, S Ganesh, PJ Wiita
The Astrophysical Journal Letters 719 (2), L153, 2010
982010
Radio variability properties for radio sources
JH Fan, Y Liu, YH Yuan, TX Hua, HG Wang, YX Wang, JH Yang, ...
Astronomy & Astrophysics 462 (2), 547-552, 2007
982007
Short-term flux and colour variations in low-energy peaked blazars
B Rani, AC Gupta, A Strigachev, R Bachev, PJ Wiita, E Semkov, ...
Monthly Notices of the Royal Astronomical Society 404 (4), 1992-2017, 2010
872010
WEBT multiwavelength monitoring and XMM-Newton observations of BL Lacertae in 2007–2008-Unveiling different emission components
CM Raiteri, M Villata, A Capetti, MF Aller, U Bach, P Calcidese, ...
Astronomy & Astrophysics 507 (2), 769-779, 2009
822009
A~ 4.6 h quasi-periodic oscillation in the BL Lacertae PKS 2155-304?
P Lachowicz, AC Gupta, H Gaur, PJ Wiita
Astronomy & Astrophysics 506 (2), L17-L20, 2009
812009
Intra-night optical variability of luminous radio-quiet QSOs
AC Gupta, UC Joshi
Astronomy & Astrophysics 440 (3), 855-865, 2005
792005
Nearly periodic fluctuations in the long-term x-ray light curves of the blazars AO 0235+ 164 and 1ES 2321+ 419
B Rani, PJ Wiita, AC Gupta
The Astrophysical Journal 696 (2), 2170, 2009
782009
Radio-to-UV monitoring of AO 0235+ 164 by the WEBT and Swift during the 2006–2007 outburst
CM Raiteri, M Villata, VM Larionov, MF Aller, U Bach, M Gurwell, ...
Astronomy & Astrophysics 480 (2), 339-347, 2008
762008
Intranight optical variability of BL Lacs, radio‐quiet quasars and radio‐loud quasars
CS Stalin, AC Gupta, PJ Wiita, R Sagar
Monthly Notices of the Royal Astronomical Society 356 (2), 607-614, 2005
762005
Optical flux and spectral variability of blazars
H Gaur, AC Gupta, A Strigachev, R Bachev, E Semkov, PJ Wiita, ...
Monthly Notices of the Royal Astronomical Society 425 (4), 3002-3023, 2012
742012
Detection of Intra-day Variability Timescales of Four High-energy Peaked Blazars with XMM-Newton
H Gaur, AC Gupta, P Lachowicz, PJ Wiita
The Astrophysical Journal 718 (1), 279, 2010
652010
Multiwavelength variability of the blazars MRK 421 and 3C 454.3 in the high state
H Gaur, AC Gupta, PJ Wiita
The Astronomical Journal 143 (1), 23, 2011
632011
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