# Q90387806
**Wikidata**: [Q90387806](https://www.wikidata.org/wiki/Q90387806)  
**Source**: https://4ort.xyz/entity/q90387806


## References

1. SIMBAD
2. The Smallest Mass Ratio Young Star Spectroscopic Binaries
3. Rotation of Low-mass Stars in Upper Scorpius and ρ Ophiuchus with K2
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Data Release 2. Summary of the contents and survey properties