Proxima Centauri Spectrum
Spectra for Proxima Centauri from Meadows V. S., Arney G. N., Schwieterman E. W., Lustig-Yaeger J., Lincowski A. P., Robinson T., Domagal-Goldman S. D., Barnes R. K., Fleming D. P., Deitrick R., Luger R., Driscoll P.E., Quinn T. R., Crisp D. (2018).
The Habitability of Proxima Centauri b: II: Environmental States and Observational Discriminants.
bibtex
https://doi.org/10.1089/ast.2016.1589
The following plot and data file give the stellar flux of Proxima Centauri from the UV into the MIR at a distance of 1 AU. Please refer to Meadows et al. 2018 for a complete description.
Data is given as a .txt file.
If you make use of these data, please reference Meadows et al., 2018

data file for above Proxima Centauri plot