# Q89423736
**Wikidata**: [Q89423736](https://www.wikidata.org/wiki/Q89423736)  
**Source**: https://4ort.xyz/entity/q89423736


## References

1. SIMBAD
2. Stellar spectra with emission lines in the obscuring clouds of Ophiuchus and Scorpius
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. TheSpitzerc2d Survey of Weak‐Line T Tauri Stars. II. New Constraints on the Timescale for Planet Building
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2