# VdB 12
**Wikidata**: [Q4009076](https://www.wikidata.org/wiki/Q4009076)  
**Source**: https://4ort.xyz/entity/q4009076


## References

1. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
2. SIMBAD
3. Catalogue of Stellar Photometry in Johnson's 11-color system
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)