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Table 1
Representation of different types of stars in our sample.
| Flare stars, M-type: 9 (3) | Solar type: 15 (6) | ||
| AD Leo | Single M4V | Sun | Single G2V |
| CN Leo | Single M6V | α Cen A | Wide triple G2V |
| EQ Peg A | Wide binary M3.5V | α Cen B | Wide triple K0V |
| EQ Peg B | Wide binary M4.5V | π1 UMa | Single + debris disk G1.5V |
| Proxima Cen | Wide triple M5.5V | EK Dra | Long period binary (45 yr) G5V |
| EV Lac | Single M3.5V | ξ Boo A | Wide binary G8V |
| YY Gem | Ecl. binary Castor sys. M1Ve+M1Ve SB2 | χ1 Ori | Wide binary G0V |
| AU Mic | Triple with AT Mic M0.5V | κ Cet | Single G5V |
| AT Mic | Spectroscopic binary M4Ve+M4Ve SB2 | β Com | Single G0V |
| 47 Cas B | Wide binary G0-2V | ||
| Fast rotating K dwarfs, flares: 3 (2) | ι Hor | Single + planet F8V | |
| AB Dor | Quadruple K0V | 11 LMi | Long period binary (201 yr) G8V |
| LO Peg | Single K3V | HR 7291 | Single + planet F8.5V |
| V471 Tau | Binary (triple?) K2V | σ2 CrB | Spec. binary in a quintuple system F9V+G0V SB2 |
| ξ UMa B | Spec. binary in a quintuple system G5V SB1 | ||
| K(-M) dwarfs: 10 (1) | |||
| GJ 338 A | Wide binary M0V | Evolved stars: 17 (4) | |
| GJ 338 B | Wide binary M0V | HR 1099 | RS CVn binary K1IV+G5IV SB2 |
| 36 Oph A | Wide binary K1V | UX Ari | RS CVn binary K0IV+G5V SB2 |
| 36 Oph B | Wide binary K1V | λ And | RS CVn binary G8III-IV SB1 |
| ξ Boo B | Wide binary K4V | VY Ari | RS CVn binary K3-4V-IV SB1 |
| 61 Cyg A | Wide binary K5V | Capella | Spec. binary in a quintuple system K0III |
| 61 Cyg B | Wide binary K7V | σ Gem | RS CVn binary K1III SB1 |
| 70 Oph A | Wide binary K0V | 31 Com | Single G0III |
| 70 Oph B | Wide binary K5V | μ Vel | Long period binary (138 yr) G6III |
| ϵ Eri | Single with planet K2V | β Cet | Single G9II-III |
| FK Com | Single G2III | ||
| A-F stars, hotter than 6300K: 5 (3) | YY Men | Single K1III | |
| η Lep | Single F2V | EI Eri | RS CVn binary G5IV+G0V SB1 |
| π3 Ori | Single A3V | V851 Cen | RS CVn binary K3V-IV SB1 |
| τ Boo A | Wide binary | AR Psc | RS CVn binary K1IV-V+G5-6V SB2 |
| Procyon | Long period binary (40.8 yr) F5IV-V | AY Cet | RS CVn binary WD+G5III SB1 |
| Altair | Single, A type (A7V) | II Peg | RS CVn binary K2IV+M0-3V SB1 |
| AR Lac | RS CVn binary G2IV+K0IV SB2 | ||
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