The full spectral radiative properties of Proxima Centauri

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Table 3

Optical UBVRI photometry of Proxima.

U	B	V	R	I	Ref.

14.55	13.12	11.22	8.970^a	7.310^a	Mould & Hyland (1976)
14.56	13.02	11.04	8.68^a	6.42^a	Frogel et al. (1972)
	12.988	11.11	9.429	7.442	Reid (1982)
14.21	12.95	11.13	9.45	7.41	Jao et al. (2014)
	13.02	11.05			Gliese & Jahreiss (2015)
		11.05	9.43	7.43	Bessell (1991)

14.56	12.988	11.11	9.429	7.442	Adopted

14.492	13.000	11.147	9.399	7.374	STIS synthetic
14.491	12.970	11.083	9.380	7.384	STIS+FOS synthetic

Notes. Magnitudes are in the Johnson-Cousins system unless otherwise noted.

^(a)

Not in the Cousins photometric system. No reliable transformation to Cousins for such red object is available.

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