T CrB before its new nova event

[Francois Teyssier]

After a short "flare" (less than 10 days) T CrB returns to very activity with H alpha very faint.

H alpha lux from flux calibrated spectra:

http://www.astronomie-amateur.fr/Erupti ... a_2024.png

Link to the page: http://www.astronomie-amateur.fr/Erupti ... TCrB0.html

François Teyssier

[Francois Teyssier]

Faint enhancement of B and V mag
Current orbital cycle in black.
It will be interesting to see how Balmer lines reacts.

TCrB_2024-06-14.PNG (112.17 KiB) Viewed 29 times