# Q81938674
**Wikidata**: [Q81938674](https://www.wikidata.org/wiki/Q81938674)  
**Source**: https://4ort.xyz/entity/q81938674


## References

1. SIMBAD
2. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
3. UBVRI H-alpha photometry of the young open cluster NGC 2264
4. Mapping accretion and its variability in the young open cluster NGC 2264: a study based onu-band photometry
5. Gaia Data Release 2
6. The Gaia-ESO Survey: Stellar radii in the young open clusters NGC 2264, NGC 2547, and NGC 2516
7. Spectroscopic determination of masses (and implied ages) for red giants