# 尚書四

> star in the constellation Draco

**Wikidata**: [Q15941220](https://www.wikidata.org/wiki/Q15941220)  
**Source**: https://4ort.xyz/entity/q15941220


## References

1. SIMBAD
2. VizieR
3. Space-velocity vectors for 3483 stars with proper motion and radial velocity
4. Photoelectric measurements of the lambda 4200 A CN band and the G band in G8-K5 spectra
5. Intensities of isotopic C bands in the spectra of 12 N-type stars
6. Axial Rotation and Line Broadening in Stars of Spectral Types F0-K5
7. Preliminary list of photoelectric classification indices for 234 bright Northern G and K stars
8. The Spectra of the Bright Stars of Types F5-K5
9. The Tycho-2 catalogue of the 2.5 million brightest stars
10. Gaia Data Release 2
11. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
12. Stellar population models in the UV. I. Characterisation of the New Generation Stellar Library
13. A catalogue of stellar rotational velocities
14. Catalogue of rotational velocities of the stars