# HD 168009

> star in the constellation Lyra

**Wikidata**: [Q10848573](https://www.wikidata.org/wiki/Q10848573)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HD_168009)  
**Source**: https://4ort.xyz/entity/hd-168009


## References

1. SIMBAD
2. Application of convolutional neural networks for stellar spectral classification
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Early Data Release 3
6. Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs
7. The Revised TESS Input Catalog and Candidate Target List
8. Gaia Data Release 2. The catalogue of radial velocity standard stars
9. Abundances in the Local Region II: F, G, and K Dwarfs and Subgiants
10. Gaia Data Release 2
11. The SEGUE Stellar Parameter Pipeline. V. Estimation of Alpha-element Abundance Ratios from Low-resolution SDSS/SEGUE Stellar Spectra
12. A comparison of the chemical evolutionary histories of the galactic thin disk and thick disk stellar populations
13. Behavior of Li abundances in solar-analog stars. Evidence for line-width dependence
14. Understanding the Impacts of Stellar Companions on Planet Formation and Evolution: A Survey of Stellar and Planetary Companions within 25 pc