# BB Geminorum

> classical Cepheid variable star in the constellation Gemini

**Wikidata**: [Q85144742](https://www.wikidata.org/wiki/Q85144742)  
**Source**: https://4ort.xyz/entity/bb-geminorum


## References

1. SIMBAD
2. Spectra of type II cepheid candidates and related stars
3. The ASAS-SN Catalog of Variable Stars II: Uniform Classification of 412,000 Known Variables
4. A three-dimensional map of the Milky Way using classical Cepheid variable stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. Gaia Early Data Release 3
8. Gaia Data Release 2
9. Barium abundances in Cepheids
10. On the fine structure of the Cepheid metallicity gradient in the Galactic thin disk
11. On the α-element gradients of the Galactic thin disk using Cepheids