# Q89159990

> white dwarf in the constellation Hercules

**Wikidata**: [Q89159990](https://www.wikidata.org/wiki/Q89159990)  
**Source**: https://4ort.xyz/entity/q89159990


## References

1. SIMBAD
2. High-resolution UVES/VLT spectra of white dwarfs observed for the ESO SNIa progenitor survey (SPY). I
3. 3D kinematics of white dwarfs from the SPY project. II.
4. Physical properties of the current census of northern white dwarfs within 40 pc of the Sun
5. High-resolution UVES/VLT spectra of white dwarfs observed for the ESO SN Ia Progenitor Survey
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. The USNO-B Catalog
8. Gaia Data Release 2
9. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs