# PS Geminorum

> variable star

**Wikidata**: [Q66621668](https://www.wikidata.org/wiki/Q66621668)  
**Source**: https://4ort.xyz/entity/ps-geminorum


## References

1. SIMBAD
2. VizieR
3. HD 52961: an extremely metal-deficient, CNO- and S-rich, pulsating star embedded in a dust cloud
4. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
5. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017)
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. Gaia Data Release 2
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. The RV Tauri phenomenon and binarity
10. On the spectrum of extremely metal-poor star HD 52961
11. Silicate features in Galactic and extragalactic post-AGB discs