Evolution of the optical emission lines and the X-ray emission during the super-active stage of T CrB

K. A. Stoyanov, G. J. M. Luna, R. K. Zamanov +6

T CrB is a symbiotic star that experiences nova outbursts every $\sim$ 80~yr. The next, long-anticipated nova outburst should occur during the 2024-2026 period. Here, we present re…