# Q90387444
**Wikidata**: [Q90387444](https://www.wikidata.org/wiki/Q90387444)  
**Source**: https://4ort.xyz/entity/q90387444


## References

1. SIMBAD
2. Proper motions of cool and ultracool candidate members in the Upper Scorpius OB association
3. Rotation of Low-mass Stars in Upper Scorpius and ρ Ophiuchus with K2
4. Fourth USNO CCD Astrograph Catalog
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Mapping the shores of the brown dwarf desert. I. Upper Scorpius
8. Scaling K 2. I. Revised Parameters for 222,088 K 2 Stars and a K 2 Planet Radius Valley at 1.9 R ⊕
9. Source
10. A correlation between circumstellar disks and rotation in the upper Scorpius OB association
11. Gaia Data Release 2