3 ms·
The reason is predictable is that it repeats every 80 years or so - I guess that's the orbit of the dwarf sun it's eating.
by ars 3y ago
The reason is predictable is that it repeats every 80 years or so - I guess that's the orbit of the dwarf sun it's eating.
- mr_toad 3y agoThe orbital period is 228 days. They are very close (relative to the size of the red giant) which is why the white dwarf is absorbing material from the other star. https://en.wikipedia.org/wiki/T_Coronae_Borealis https://en.wikipedia.org/wiki/T_Coronae_Borealis