UBV Photometry of Seyfert Galaxies - Part Two - NGC6814статья
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Дата последнего поиска статьи во внешних источниках: 28 мая 2015 г.
Аннотация:The light variations of the galaxy NGC 6814 from the UBV photometry on time scales from days to several years were found. The amplitude of variability increases with the increase of the time scale. The color of the nucleus becomes bluer when its brightness grows. During the low light level a large scattering of colors (B-V) and (U-B) has been observed. The colors of the nucleus and annular areas were obtained.