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Showing 10 out of a total of 47 results for community: Aryabhatta Research Institute of Observational Sciences.
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Intranight variability of 3C 454.3 during its 2010 November outburst
Bachev, R.
;
Semkov, E.
;
Strigachev, A.
;
Mihov, B.
;
Gupta, A. C.
;
Peneva, S.
;
Ovcharov, E.
;
Valcheva, A.
;
Lalova, A.
(
2011
)
Anti-correlated optical flux and polarization variability in BL Lac
Gaur, Haritma
;
Gupta, A. C.
;
Wiita, P. J.
;
Uemura, M.
;
Itoh, R.
;
Sasada, M.
(
2014
)
Non-thermal transient sources from rotating black holes
Putten, M. H. P. M.van
;
Gupta, A. C.
(
2009-05-28
)
Simultaneous multi-wavelength observations of the TeV blazar Mrk 421 during February − March, 2003: X-ray and NIR correlated variability
Gupta, A. C.
;
Acharya, B. S.
;
Bose, D.
;
Chitnis, V. R.
;
Fan, J.
(
2008
)
Multiwavelength variability of the blazars Mrk 421 and 3c 454.3 in the high state
Gaur, Haritma
;
Gupta, A. C.
;
Wiita, P. J.
(
2012
)
Nature of intranight optical variability of BL Lacertae
Gaur, H., et al.
;
Gupta, A. C.
(
Oxford
,
2014-01-21
)
Optical microvariability properties of BALQSOs
Joshi, R.
;
Chand, H.
;
Gupta, A. C.
;
Wiita, P. J.
(
2011
)
Quasi-periodic oscillations of ~15 minutes in the optical light curve of the BL Lac S5 0716+714
Rani, B.
;
Gupta, A. C.
;
Joshi, U. C.
;
Ganesh, S.
;
Wiita, P. J.
(
2010
)
On the need of an ultramassive black hole in OJ 287
Valtonen, Mauri J.
;
Gupta, A. C.
(
Monthly Notices of the Royal Astronomical Society
,
2023-10
)
Two types of softening detected in x-ray afterglows of Swift bursts: internal and external shock origins?
Qin, Y-P
;
Gupta, A. C.
;
Fan, J. H.
;
Lu, R-J
(
2008
)
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Author
Gupta, A. C. (47)
Wiita, P. J. (14)
Rani, B. (6)
Gaur, H. (5)
Bachev, R. (4)
Chand, H. (4)
Semkov, E. (4)
Strigachev, A. (4)
Agarwal, A. (3)
Sagar, R. (3)
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Subject
BL Lacertae objects: general (2)
galaxies: active (2)
galaxies: jets (2)
Accretion, Accretion disc, black hole physics – instabilities, Galaxies, Active –Quasars (1)
accretion, accretion discs; gravitational waves; BL Lacertae objects: individual: OJ 287; galaxies: jets; quasars: supermassive black holes (1)
Active galactic nuclei, quasars, variablity, individual - NGC 4395 (1)
BL Lacertae (1)
BL Lacertae objects, Individual (S5 0716+714) – galaxies, Active – infrared, Galaxies (1)
BL Lacertae objects, General – BL Lacertae objects, Individual (AO 0235+164, 1ES 2321+419) – galaxies active (1)
Bl Lacertae objects, Individual (S5 0716+714) - galaxies, Active - galaxies, Photometry (1)
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Date Issued
2020 - 2023 (3)
2010 - 2019 (33)
2000 - 2009 (11)