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Table 5
Frequency analysis of the CoRoT light curve of HD 181440, after correcting for discontinuities.
| ID | f | a | φ | S/N | |
| d-1 | ppm | rad/2π | |||
|
|
|||||
| f 1 | 0.444136 ± 0.000014 | 72.3 ± 0.3 | 0.432 ± 0.004 | 39.58 | |
| f 2 | 0.620652 ± 0.000013 | 69.6 ± 0.3 | −0.332 ± 0.004 | 40.50 | |
| f 3 | 1.166012 ± 0.000017 | 47.0 ± 0.2 | 0.441 ± 0.005 | 30.60 | |
| f 4 | 0.449199 ± 0.000024 | 33.7 ± 0.2 | −0.354 ± 0.007 | 22.91 | |
| f 5 | 0.430491 ± 0.000026 | 27.9 ± 0.2 | 0.445 ± 0.008 | 21.45 | |
| f 6 | 0.410365 ± 0.000026 | 26.9 ± 0.2 | 0.053 ± 0.007 | 22.11 | |
| f 7 | 0.543475 ± 0.000034 | 20.2 ± 0.2 | −0.241 ± 0.010 | 16.89 | f3 − f2 + 0.001890 |
| f 8 | 0.180443 ± 0.000055 | 12.2 ± 0.2 | −0.189 ± 0.016 | 11.66 | f2 − f1 + 0.003927 |
| f 9 | 0.174743 ± 0.000097 | 7.6 ± 0.2 | 0.219 ± 0.028 | 7.20 | f2 − f4 + 0.003291 |
Notes. Only the frequencies with a S/N > 20 are shown, and candidate combination frequencies.
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