AAAAAA

   
Results: 1-11 |
Results: 11
A spectroscopic and photometric study of short-timescale variability in NGC 5548
Authors: Dietrich, M Bender, CF Bergmann, DJ Bills, TE Bochkarev, NG Burenkov, A Gaskell, CM Gutzmer, DD Grove, R Hiller, ME Huchra, JP Klimek, ES Lund, C Merkulova, N Pebley, S Poulsen, MA Pronik, VI Sergeev, SG Sergeeva, EA Shapovalova, AI Vlasyuk, VV Wilkes, B
Citation: M. Dietrich et al., A spectroscopic and photometric study of short-timescale variability in NGC 5548, ASTRON ASTR, 371(1), 2001, pp. 79-92
Nuclear activity of NGC 5548 from UBVRI observations during 1990-2000
Authors: Doroshenko, VT Lyuty, VM Bochkarev, NG Merkulova, NI Sergeev, SG Vlasyuk, VV Mikhailov, VP Spiridonova, OI Ezhkova, OV Grankin, KN Mel'nikov, SY
Citation: Vt. Doroshenko et al., Nuclear activity of NGC 5548 from UBVRI observations during 1990-2000, ASTRON LETT, 27(11), 2001, pp. 691-702
Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection
Authors: Shemmer, O Romano, P Bertram, R Brinkmann, W Collier, S Crowley, KA Detsis, E Filippenko, AV Gaskell, CM George, TA Gliozzi, M Hiller, ME Jewell, TL Kaspi, S Klimek, ES Lannon, MH Li, W Martini, P Mathur, S Negoro, H Netzer, H Papadakis, I Papamastorakis, I Peterson, BM Peterson, BW Pogge, RW Pronik, VI Rumstay, KS Sergeev, SG Sergeeva, EA Stirpe, GM Taylor, CJ Treffers, RR Turner, TJ Uttley, P Vestergaard, M Von Braun, K Wagner, RM Zheng, Z
Citation: O. Shemmer et al., Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection, ASTROPHYS J, 561(1), 2001, pp. 162-170
Complex variability pattern in NGC 4151. III. Variability of the broad emission line profiles over 11 years
Authors: Sergeev, SG Pronik, V Sergeeva, EA
Citation: Sg. Sergeev et al., Complex variability pattern in NGC 4151. III. Variability of the broad emission line profiles over 11 years, ASTROPHYS J, 554(1), 2001, pp. 245-260
Monitoring of the optical and 2.5-11.7 mu m spectrum and mid-IR imaging ofthe Seyfert 1 galaxy Mrk 279 with ISO
Authors: Santos-Lleo, M Clavel, J Schulz, B Altieri, B Barr, P Alloin, D Berlind, P Bertram, R Crenshaw, DM Edelson, RA Giveon, U Horne, K Huchra, JP Kaspi, S Kriss, GA Krolik, JH Malkan, MA Malkov, YF Netzer, H O'Brien, PT Peterson, BM Pogge, RW Pronik, VI Qian, BC Reichert, GA Rodriguez-Pascual, PM Sergeev, SG Tao, J Tokarz, S Wagner, RM Wamsteker, W Wilkes, BJ
Citation: M. Santos-lleo et al., Monitoring of the optical and 2.5-11.7 mu m spectrum and mid-IR imaging ofthe Seyfert 1 galaxy Mrk 279 with ISO, ASTRON ASTR, 369(1), 2001, pp. 57-64
Arp 102B: variability patterns of the H alpha line profile as evidence forgas rotation in the broad-line region
Authors: Sergeev, SG Pronik, VI Sergeeva, EA
Citation: Sg. Sergeev et al., Arp 102B: variability patterns of the H alpha line profile as evidence forgas rotation in the broad-line region, ASTRON ASTR, 356(1), 2000, pp. 41-49
HP and continuum variability in the Seyfert galaxy Akn 120 from Crimean observations during 1974-1990
Authors: Doroshenko, VT Sergeev, SG Pronik, VI Chuvaev, KK
Citation: Vt. Doroshenko et al., HP and continuum variability in the Seyfert galaxy Akn 120 from Crimean observations during 1974-1990, ASTRON LETT, 25(9), 1999, pp. 569-581
Markarian 6 nucleus since 1992
Authors: Sergeev, SG Pronik, VI Sergeeva, EA Malkov, YF
Citation: Sg. Sergeev et al., Markarian 6 nucleus since 1992, ASTROPH J S, 121(1), 1999, pp. 159-169
Steps toward determination of the size and structure of the broad-line region in active galactic nuclei. XV. Long-term optical monitoring of NGC 5548
Authors: Peterson, BM Barth, AJ Berlind, P Bertram, R Bischoff, K Bochkarev, NG Burenkov, AN Cheng, FZ Dietrich, M Filippenko, AV Giannuzzo, E Ho, LC Huchra, JP Hunley, J Kaspi, S Kollatschny, W Leonard, DC Malkov, YF Matheson, T Mignoli, M Nelson, B Papaderos, P Peters, J Pogge, RW Pronik, VI Sergeev, SG Sergeeva, EA Shapovalova, AI Stirpe, GM Tokarz, S Wagner, RM Wanders, I Wei, JY Wilkes, BJ Wu, H Xue, SJ Zou, ZL
Citation: Bm. Peterson et al., Steps toward determination of the size and structure of the broad-line region in active galactic nuclei. XV. Long-term optical monitoring of NGC 5548, ASTROPHYS J, 510(2), 1999, pp. 659-668
Complex variability pattern in NGC 4151 II. Variable absorption features
Authors: Sergeev, SG Pronik, VI Sergeeva, EA Malkov, YF
Citation: Sg. Sergeev et al., Complex variability pattern in NGC 4151 II. Variable absorption features, ASTRON ASTR, 341(3), 1999, pp. 740-750
A link between the H beta equivalent width, profile width, BLR size, and optical luminosity from a small sample of well-studied active galactic nuclei
Authors: Sergeev, SG Pronik, VI Sergeeva, EA Malkov, YF
Citation: Sg. Sergeev et al., A link between the H beta equivalent width, profile width, BLR size, and optical luminosity from a small sample of well-studied active galactic nuclei, ASTRONOM J, 118(6), 1999, pp. 2658-2667
Risultati: 1-11 |