# HD 57749

> star

**Wikidata**: [Q3781355](https://www.wikidata.org/wiki/Q3781355)  
**Source**: https://4ort.xyz/entity/q3781355


## References

1. SIMBAD
2. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
3. Catalogue of suspected variable stars. Moscow, Acad. of Sciences USSR Shternberg,1951 (1981)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
8. SP_Ace: a new code to derive stellar parameters and elemental abundances
9. An empirical temperature calibration for the Δ a photometric system. II. The A-type and mid F-type stars