# Q80602691

> astrophysical X-ray source in the constellation Ursa Major

**Wikidata**: [Q80602691](https://www.wikidata.org/wiki/Q80602691)  
**Source**: https://4ort.xyz/entity/q80602691


## References

1. SIMBAD
2. Near-infrared metallicities, radial velocities, and spectral types for 447 nearby M dwarfs
3. An activity-rotation relationship and kinematic analysis of nearby mid-to-late-type M dwarfs
4. The rotation and galactic kinematics of mid M dwarfs in the solar neighborhood
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Data Release 2
8. A near-infrared spectroscopic survey of 886 nearby M dwarfs