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Table 4.
New tentative activity cycles of three M dwarfs.
| Star 1 | Star 2 | Star 3 | |
|---|---|---|---|
| Karmn | J07274+052 | J17303+055 | J22565+165 |
| Name | Luyten’s Star | BD+05 3409 | HD 216899 |
| Prot(a) [d] | 94 ± 16 | … | 39.5 ± 0.2 |
| Nspectra | 328 | 196 | 201 |
| Pcycle [d] (GLS) | 1012.9 ± 4.7 | 4334 ± 78 | 5663 ± 74 |
| FAP (GLS) | 1.4 10−24 | 7.2 10−27 | 2.2 10−21 |
| Pcycle [d] | 1012.8 ± 4.4 | 4328 ± 90 | 5780 ± 160 |
| A [10−6] | 0.67 | 3.20 | 2.78 |
 [10−6] |
5.18 | 21.26 | 22.35 |
| σjitter | 7.7 10−7 | 2.0 10−6 | 1.7 10−6 |
| Δlnℒ | 21.6 | 34.1 | 28.9 |
Notes.
(a)
Rotation periods from Suárez Mascareño et al. (2017) and Díez Alonso et al. (2019).
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