# HD 21530

> star in the constellation Eridanus

**Wikidata**: [Q10849475](https://www.wikidata.org/wiki/Q10849475)  
**Source**: https://4ort.xyz/entity/q10849475


## References

1. SIMBAD
2. Study of the impact of the post-MS evolution of the host star on the orbits of close-in planets
3. [VizieR](https://vizier.u-strasbg.fr/viz-bin/VizieR-5?-ref=VIZ62716da6840d6&-out.add=.&-source=VI/42/out&-c=050.5137%20-11.7222,eq=B1875,rs=2)
4. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Determining ages of APOGEE giants with known distances