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Information × Registration Number 0307U007903, 0106U001713 , R & D reports Title Monitoring of active galactic nuclei popup.stage_title Обробка всіх архивних даних. Аналіз змінності профіля широкої лінії H-beta в NGC 5548 і Arp 102B. Head Sergeev S.G., Registration Date 05-12-2007 Organization Scientific-research institute "Crimean astrophysical observatory" popup.description2 An intensive spectral and photometric observations of the selected Active Galactic Nuclei (AGN) are carried out. Long-term brightness variations and evolution of the broad emission-line profiles are studied. For several AGNs, the size of the broad-line region and the masses of the central black holes are determined. Product Description popup.authors popup.nrat_date 2020-04-02 Close