Astronomy:V774 Sagittarii
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V774 Sagittarii is a red supergiant star in the constellation of Sagittarius.[1] It is one of the largest stars known with a measured radius of 671 or 1,310 R☉.[2] It has a spectral type of M4I.[1]
References
- ↑ 1.0 1.1 Winfrey, S.; Barnbaum, C.; Morris, M.; Omont, A. (December 1994). "Spectral Classification of Cold IRAS Stars: Supergiants" (in en). AAS 185: 45.15. https://ui.adsabs.harvard.edu/abs/1994AAS...185.4515W/abstract.
- ↑ Cruzalèbes, P.; Petrov, R. G.; Robbe-Dubois, S.; Varga, J.; Burtscher, L.; Allouche, F.; Berio, P.; Hofmann, K. H. et al. (2019). "A catalogue of stellar diameters and fluxes for mid-infrared interferometry". Monthly Notices of the Royal Astronomical Society 490 (3): 3158–3176. doi:10.1093/mnras/stz2803. Bibcode: 2019MNRAS.490.3158C.
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