V355 Cephei is a red supergiant located in the constellation of Cepheus. It has a radius between 770±154[2] and 790[3] solar radii, making it one of the largest known stars. It is a slow irregular variable with an apparent magnitude that ranges between 10.55 - 11.4.[1]
References
- ^ a b "VSX : Detail for V0355 Cep". vsx.aavso.org. Retrieved 2025-07-25.
- ^ Levesque, Emily M.; Massey, Philip; Olsen, K. A. G.; Plez, Bertrand; Josselin, Eric; Maeder, Andre; Meynet, Georges (2005-04-15), "The Effective Temperature Scale of Galactic Red Supergiants: Cool, But Not As Cool As We Thought", The Astrophysical Journal, 628 (2): 973, arXiv:astro-ph/0504337, Bibcode:2005ApJ...628..973L, doi:10.1086/430901
- ^ Healy, Sarah; Horiuchi, Shunsaku; Molla, Marta Colomer; Milisavljevic, Dan; Tseng, Jeff; Bergin, Faith; Weil, Kathryn; Tanaka, Masaomi (2024-05-07), "Red supergiant candidates for multimessenger monitoring of the next Galactic supernova", Monthly Notices of the Royal Astronomical Society, 529 (4): 3630–3650, arXiv:2307.08785, Bibcode:2024MNRAS.529.3630H, doi:10.1093/mnras/stae738
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