# HAT-P-4

> star in the constellation Boötes

**Wikidata**: [Q1562755](https://www.wikidata.org/wiki/Q1562755)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HAT-P-4)  
**Source**: https://4ort.xyz/entity/hat-p-4


## References

1. SIMBAD
2. Source
3. Signatures of rocky planet engulfment in HAT-P-4. Implications for chemical tagging studies
4. Freebase Data Dumps. 2013
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Early Data Release 3
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Gaia Data Release 2
9. HAT-P-4b: A Metal-rich Low-Density Transiting Hot Jupiter
10. Gaia Data Release 2. The catalogue of radial velocity standard stars
11. Age consistency between exoplanet hosts and field stars
12. Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest