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Table 1.

Non-Blazhko Kepler/K2 RRab stars showing f2 additional frequencies.

Star P0 f0/f2 Δt [Fe/H] Sources
(d) (mag) (d)
KIC 9658012 0.533195 0.5926 0.6874 0.92 16.001 684.14 −1.28 ± 0.14 1,3
V894 Cyg 0.5713865 0.5934 0.6850 1.13 13.293 1470.46 −1.66 ± 0.12 1,3
V346 Lyr 0.5768270 0.5931 0.6860 1.50 16.421 1459.49 −1.82 ± 0.03 (*) 1,3
V1510 Cyg 0.5811426 0.5936 0.6848 1.54 14.494 1459.49 −1.80 ± 0.03 (*) 1,3
EPIC 60018644 0.64504 0.5853 0.6876 1.79 12.199 8.97 −1.88 ± 0.1 (*) 2

Notes. (1) Benkő et al. (2019); (2) Molnár et al. (2015); (3) Nemec et al. (2013). (*) Metallicity calculated from photometry.

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