According to a recent publication, the contact binary KIC 9832227 could produce a red nova event around 2022
https://arxiv.org/pdf/1704.05502.pdf
Many articles in popular science sites:
https://www.futura-sciences.com/sciences/actualites/etoile-spectacle-exceptionnel-collision-deux-etoiles-sera-visible-oeil-nu-2022-65881/
http://earthsky.org/space/star-predicted-to-explode-in-2022
Coordinates: 19 29 15.948 +46 37 19.89
V Mag = 12.4
A nice project for low res spectroscopy
Spectra are welcome for eruptive stars information letter
François Teyssier
Model of KIC 9832227 - Orbital period ~ 11 hours, declining