# Q87821900
**Wikidata**: [Q87821900](https://www.wikidata.org/wiki/Q87821900)  
**Source**: https://4ort.xyz/entity/q87821900


## References

1. SIMBAD
2. Extrasolar Planets Encyclopaedia
3. A T8.5 brown dwarf member of the {xi} Ursae Majoris system
4. Kinematics of chromospherically active binaries and evidence of an orbital period decrease in binary evolution
5. WISE All-sky Data Release