# 24 Hydrae

> star in the constellation Hydra

**Wikidata**: [Q11088461](https://www.wikidata.org/wiki/Q11088461)  
**Source**: https://4ort.xyz/entity/24-hydrae


## References

1. SIMBAD
2. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
3. Gaia Data Release 3
4. Catalog of Galactic OB Stars
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Early Data Release 3
8. A stellar rotation census of B stars: from ZAMS to TAMS
9. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
10. The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars
11. Gaia Data Release 2
12. Rotational velocities of A-type stars. IV. Evolution of rotational velocities