# BT Ursae Majoris
**Wikidata**: [Q78274211](https://www.wikidata.org/wiki/Q78274211)  
**Source**: https://4ort.xyz/entity/bt-ursae-majoris


## References

1. SIMBAD
2. A near-infrared spectroscopic survey of 886 nearby M dwarfs
3. Source
4. A photometric variability survey of field K and M dwarf stars with HATNet
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Early Data Release 3
8. Gaia Data Release 2