# Q67857053
**Wikidata**: [Q67857053](https://www.wikidata.org/wiki/Q67857053)  
**Source**: https://4ort.xyz/entity/q67857053


## References

1. SIMBAD
2. The Gaia-ESO Survey: double-, triple-, and quadruple-line spectroscopic binary candidates
3. On the metallicity of open clusters
4. A photometric study of the old open clusters Berkeley 73, Berkeley 75 and Berkeley 25
5. Proper motions of the optically visible open clusters based on the UCAC4 catalog