# Q90387277
**Wikidata**: [Q90387277](https://www.wikidata.org/wiki/Q90387277)  
**Source**: https://4ort.xyz/entity/q90387277


## References

1. SIMBAD
2. Proper motions of cool and ultracool candidate members in the Upper Scorpius OB association
3. Exploring the Full Stellar Population of the Upper Scorpius OB Association
4. Rotation of Low-mass Stars in Upper Scorpius and ρ Ophiuchus with K2
5. A survey for young spectroscopic binary K7-M4 stars in Ophiuchus
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Data Release 2
8. Fourth USNO CCD Astrograph Catalog
9. Gaia Data Release 2. Summary of the contents and survey properties
10. Spectroscopic classification of X-ray selected stars in the rho Ophiuchi star-forming region and vicinity