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astro-ph.SR2021
UBVRI observations of the flickering of the dwarf nova RX And
R. K. Zamanov, G. Nikolov, A. T. Georgieva
We report observations of the flickering variability of the dwarf nova RX And in five bands (UBVRI) on two nights. On 25 October 2019 the brightness of the star was …
astro-ph.SR2021
The symbiotic binary ZZ CMi: intranight variability and suggested outbursting nature
R. K. Zamanov, K. A. Stoyanov, A. Kostov +9
We present photometric and spectral observations of the symbiotic star ZZ CMi. We detect intranight variability - flickering and smooth variations in U band. The amplitude of the f…