# Q86934803

> spectroscopic binary in the constellation Ophiuchus

**Wikidata**: [Q86934803](https://www.wikidata.org/wiki/Q86934803)  
**Source**: https://4ort.xyz/entity/q86934803


## References

1. SIMBAD
2. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. Gaia Data Release 2
6. Calibrating the metallicity of M dwarfs in wide physical binaries with F-, G-, and K-primaries - I: High-resolution spectroscopy with HERMES: stellar parameters, abundances, and kinematics