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Table 1
Statistics of linear regressions of the frequency of maximum amplitude and effective temperature for the δ Scuti stars in this study, using both TIC values and spectroscopic values from LAMOST.
| Nstars | m | c | R | p-value | |
|---|---|---|---|---|---|
| (K/day−1) | (K) | ||||
| TIC | |||||
| All | 765 | 20.9 ± 2.6 | 7026.5 ± 0.2 | 0.50 | <0.0001 |
| Pre-MS | 15 | 14.0 ± 18.6 | 7301.8 ± 15.8 | 0.41 | 0.1279 |
| ZAMS | 434 | 16.3 ± 2.9 | 7198.7 ± 0.4 | 0.47 | <0.0001 |
| MAMS | 262 | 21 .6 ± 6.8 | 6927.6 ± 1.1 | 0.36 | <0.0001 |
| TAMS | 18 | 39.8 ± 59.7 | 6837.1 ± 58.4 | 0.33 | 0.1769 |
| LAMOST | |||||
| All | 179 | 14.2 ± 4.6 | 7122.1 ± 0.9 | 0.42 | <0.0001 |
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