# Q90859597
**Wikidata**: [Q90859597](https://www.wikidata.org/wiki/Q90859597)  
**Source**: https://4ort.xyz/entity/q90859597


## References

1. SIMBAD
2. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs
3. Identifications and limited spectroscopy for Luyten common proper motion stars with probable white dwarf components. I. Pairs brighter than 17th magnitude
4. Gaia Data Release 2
5. The USNO-B Catalog
6. The SDSS Photometric Catalog, Release 7
7. Fourth USNO CCD Astrograph Catalog
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. The AllWISE motion survey, part 2