# Theta1 Orionis D

> star in the constellation Orion

**Wikidata**: [Q3990375](https://www.wikidata.org/wiki/Q3990375)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Theta1_Orionis_D)  
**Source**: https://4ort.xyz/entity/theta1-orionis-d


## References

1. SIMBAD
2. Spectroscopic analysis of southern B and Be stars
3. Catalogue of Stellar Photometry in Johnson's 11-color system
4. The luminosity and mass function of the Trapezium cluster: from B stars to the deuterium-burning limit
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Kinematics of the Orion Trapezium based on diffracto-astrometry and historical data
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. Validation of the new Hipparcos reduction