# 31 Crateris

> star in the constellation Corvus

**Wikidata**: [Q3598850](https://www.wikidata.org/wiki/Q3598850)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/31_Crateris)  
**Source**: https://4ort.xyz/entity/31-crateris


## References

1. SIMBAD
2. The Edinburgh-Cape Blue Object Survey - II. Zone 1 - the North Galactic CAP
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Early Data Release 3
6. Masses and luminosities of O- and B-type stars and red supergiants
7. Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations
8. The IACOB project. I. Rotational velocities in northern Galactic O- and early B-type stars revisited. The impact of other sources of line-broadening
9. The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars
10. Gaia Data Release 2