# Q84205549
**Wikidata**: [Q84205549](https://www.wikidata.org/wiki/Q84205549)  
**Source**: https://4ort.xyz/entity/q84205549


## References

1. SIMBAD
2. NGC 1980 Is Not a Foreground Population of Orion: Spectroscopic Survey of Young Stars with Low Extinction in Orion A
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. A multi-color optical survey of the Orion nebula cluster. I. The catalog
5. REM near-IR and optical photometric monitoring of pre-main sequence stars in Orion. Rotation periods and starspot parameters
6. Gaia Data Release 2
7. IN-SYNC. III. The dynamical state of IC 348 - a super-virial velocity dispersion and a puzzling sign of convergence
8. IN-SYNC. IV. The young stellar population in the Orion A molecular cloud