# Q84220745

> low-mass star in the constellation Hydra

**Wikidata**: [Q84220745](https://www.wikidata.org/wiki/Q84220745)  
**Source**: https://4ort.xyz/entity/q84220745


## References

1. SIMBAD
2. A spectroscopic and proper motion search of Sloan digital sky survey: red subdwarfs in binary systems
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The USNO-B Catalog
5. The Sixth Data Release of the Sloan Digital Sky Survey
6. Gaia Data Release 2
7. Constraining the age-activity relation for cool stars: the Sloan Digital Sky Survey Data Release 5 low-mass star spectroscopic sample