Stellar Chromospheric Activity Database of Solar-like Stars Based on the LAMOST Low-Resolution Spectroscopic Survey III. Calibrating the Chromospheric Basal Flux and the Connection to Stellar Rotation
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2026
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| author | Zhang, Weitao He, Han Zhang, Jun |
| author_facet | Zhang, Weitao He, Han Zhang, Jun |
| contents | <p>we provide the chromospheric activity database for 916,230 solar-like stars observed by LAMOST DR11. The LAMOST $S$ index $S_L$, the scaled $S$ index $S_{\rm MWO}$, the bolometric calibrated index $R_{\rm HK}$, the photospheric calibrated index $R'_{\rm HK}$, and the photospheric and chromospheric basal flux calibrated index $R^+_{\rm HK,L}$ are available in "CAIIHK_Activity_indexes_LAMOST_DR11_LRS.csv".</p> <p>The chromospheric activity indicators and the rotation period (from Santos et al. 2021, Reinhold et al. 2023 and Fetherolf et al. 2023) for the cross-matched (1 arcsec) 181,004 solar-like stars are available in "CAIIHK_Activity_indexes_Prot.csv".</p> <p> </p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_18213070 |
| institution | Zenodo |
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| publishDate | 2026 |
| publisher | Zenodo |
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| spellingShingle | Stellar Chromospheric Activity Database of Solar-like Stars Based on the LAMOST Low-Resolution Spectroscopic Survey III. Calibrating the Chromospheric Basal Flux and the Connection to Stellar Rotation Zhang, Weitao He, Han Zhang, Jun <p>we provide the chromospheric activity database for 916,230 solar-like stars observed by LAMOST DR11. The LAMOST $S$ index $S_L$, the scaled $S$ index $S_{\rm MWO}$, the bolometric calibrated index $R_{\rm HK}$, the photospheric calibrated index $R'_{\rm HK}$, and the photospheric and chromospheric basal flux calibrated index $R^+_{\rm HK,L}$ are available in "CAIIHK_Activity_indexes_LAMOST_DR11_LRS.csv".</p> <p>The chromospheric activity indicators and the rotation period (from Santos et al. 2021, Reinhold et al. 2023 and Fetherolf et al. 2023) for the cross-matched (1 arcsec) 181,004 solar-like stars are available in "CAIIHK_Activity_indexes_Prot.csv".</p> <p> </p> |
| title | Stellar Chromospheric Activity Database of Solar-like Stars Based on the LAMOST Low-Resolution Spectroscopic Survey III. Calibrating the Chromospheric Basal Flux and the Connection to Stellar Rotation |
| url | https://doi.org/10.5281/zenodo.18213070 |