# NY Hydrae

> Algol variable in the constellation Hydra

**Wikidata**: [Q92531517](https://www.wikidata.org/wiki/Q92531517)  
**Source**: https://4ort.xyz/entity/ny-hydrae


## References

1. SIMBAD
2. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
3. Gaia Data Release 3
4. Up-to-date linear elements of eclipsing binaries
5. TESS Eclipsing Binary Stars. I. Short-cadence Observations of 4584 Eclipsing Binaries in Sectors 1–26
6. Temperature and Distance Dependence of Tidal Circularization in Close Binaries: A Catalog of Eclipsing Binaries in the Southern Hemisphere Observed by the TESS Satellite
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. The Tycho-2 catalogue of the 2.5 million brightest stars
9. Gaia Early Data Release 3
10. Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations
11. The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ∼14 000 F and G dwarfs
12. Gaia Data Release 2
13. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)