# Q76780447
**Wikidata**: [Q76780447](https://www.wikidata.org/wiki/Q76780447)  
**Source**: https://4ort.xyz/entity/q76780447


## References

1. SIMBAD
2. General Catalogue of Variable Stars, 3rd ed.
3. Source
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. The star formation region NGC 6530: Distance, ages and initial mass function
6. Gaia Early Data Release 3
7. The Gaia-ESO Survey: asymmetric expansion of the Lagoon Nebula cluster NGC 6530 from GES and Gaia DR2
8. The Gaia-ESO Survey: the present-day radial metallicity distribution of the Galactic disc probed by pre-main-sequence clusters
9. Gaia Data Release 2