# HD40998
**Wikidata**: [Q12069072](https://www.wikidata.org/wiki/Q12069072)  
**Source**: https://4ort.xyz/entity/q12069072


## References

1. SIMBAD
2. VizieR
3. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Radial velocities. Measurements of 2800 B2-F5 stars for HIPPARCOS