Binaries:eclipsing 2 Eclipsing binaries Stars 2 binaries: eclipsing 2 Binaries: spectroscopic 1 Field evolution 1 Light curves 1 Magnetic fields 1 Magnetic-field 1 Orbital periods 1 Star oscillations 1 Star: individual: v471 tau 1 Stars: individual: proxima Centauri 1 Stars: magnetic field 1 Stars:fundamental parameters 1 Stars:imaging 1 Techniques: photometric 1 Techniques: polarimetric 1 Techniques: spectroscopic 1 Telescopes 1 Timing variations 1 Updated model 1 binaries: spectroscopic 1 stars: fundamental parameters 1 stars: imaging 1 stars: individual: V471 Tau 1 stars: magnetic field 1 stars: oscillations 1 techniques: photometric 1 techniques: polarimetric 1