# Q93777288

> W Ursae Majoris variable star in the constellation Serpens

**Wikidata**: [Q93777288](https://www.wikidata.org/wiki/Q93777288)  
**Source**: https://4ort.xyz/entity/q93777288


## References

1. SIMBAD
2. G.P. Kuiper's spectral classifications of proper-motion stars
3. Up-to-date linear elements of eclipsing binaries
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. The USNO-B Catalog
6. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
7. Gaia Data Release 2
8. Kinematics of W Ursae Majoris type binaries and evidence of the two types of formation
9. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)