# Q80408271

> spectroscopic binary in the constellation Cancer

**Wikidata**: [Q80408271](https://www.wikidata.org/wiki/Q80408271)  
**Source**: https://4ort.xyz/entity/q80408271


## References

1. SIMBAD
2. Moderate-resolution spectral standards from lambda-5600 to lambda-9000 Angstroms
3. Stellar radial velocities in the old open cluster M67 (NGC 2682). I. Memberships, binaries, and kinematics
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. CCD photometry of old open cluster M 67
6. The PM2000 Bordeaux proper motion catalogue (+11° ≤ δ ≤ +18°)
7. The SDSS Photometric Catalog, Release 7
8. Gaia Data Release 2