# Delta Delphini

> binary star system in the constellation Delphinus

**Wikidata**: [Q3236063](https://www.wikidata.org/wiki/Q3236063)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Delta_Delphini)  
**Source**: https://4ort.xyz/entity/delta-delphini


## References

1. Washington Double Star Catalog
2. General Catalogue of Variable Stars
3. SIMBAD
4. The Physical Basis of Luminosity Classification in the Late A-, F-, and Early G-Type Stars. I. Precise Spectral Types for 372 Stars
5. Freebase Data Dumps. 2013
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Gaia Data Release 3
9. Gaia Early Data Release 3
10. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
11. The atmospheric parameters and spectral interpolator for the MILES stars
12. Ca II HK emission in rapidly rotating stars
13. Validation of the new Hipparcos reduction