# HD 39640

> star

**Wikidata**: [Q10850048](https://www.wikidata.org/wiki/Q10850048)  
**Source**: https://4ort.xyz/entity/q10850048


## References

1. SIMBAD
2. VizieR
3. Catalogue of two dimentional spectral types for the HD stars, Vol. 2
4. Spectral classification of Southern fundamental stars
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. A new Large Magellanic Cloud K-band distance from precision measurements of nearby red clump stars
8. Determination of the spectroscopic stellar parameters for 257 field giant stars