# Mu Herculis A

> multiple star

**Wikidata**: [Q1195626](https://www.wikidata.org/wiki/Q1195626)  
**Source**: https://4ort.xyz/entity/mu-herculis-a


## References

1. SIMBAD
2. VizieR
3. The Physical Basis of Luminosity Classification in the Late A-, F-, and Early G-Type Stars. I. Precise Spectral Types for 372 Stars
4. The Perkins catalog of revised MK types for the cooler stars
5. Spectral Classification
6. Space-velocity vectors for 3483 stars with proper motion and radial velocity
7. Stellar groups. V. Luminosities, motions and masses of the late-type subgiants
8. Photoelectric measurements of the lambda 4200 A CN band and the G band in G8-K5 spectra
9. Contribution aux recherches de photometrie photoelectrique dans la Galaxie
10. Standard stars for spectral classification
11. The Hertzsprung-Russell diagram for F5-K2 stars with the most accurate absolute magnitudes
12. Photometric criteria for the separation of different population types
13. Spectral classification of visual binaries having primaries above the main sequence
14. A quantitative spectral classification of F0-K5 stars with well determined distances
15. Katalog der Sterne naher als 20 parsek fur 1950.0
16. The color-luminosity diagram for stars in the vicinity of the Sun
17. Determination of spectroscopic absolute magnitudes for late-type stars
18. Determination of spectroscopic absolute magnitude for late-type stars
19. H and K Emission in Late-Type Stars: Dependence of Line Width on Luminosity and Related Topics
20. Six-color photometry of stars. VIII. The colors of 409 stars of different spectral types
21. Magnitudes, colors and photometric parallaxes of proper motion stars
22. The masses of the subgiants
23. The spectra and rotational velocities of the bright stars of Draper types A3-G0
24. The color-luminosity array for stars near the Sun
25. Magnitudes and colors for 833 Northern and Southern stars
26. The secondary component in the spectrum of Capella
27. Fundamental stellar photometry for standards of spectral type on the revised system of the Yerkes spectral atlas
28. The Spectra of the Bright Stars of Types F5-K5
29. Luminosity criteria from objective-prism spectra for stars from F0 to K5
30. An atlas of stellar spectra with an outline of spectral classification
31. REM near-IR and optical photometric monitoring of pre-main sequence stars in Orion. Rotation periods and starspot parameters
32. Catalogue of Stellar Photometry in Johnson's 11-color system
33. Gaia Early Data Release 3
34. Vertical distribution of Galactic disk stars. IV. AMR and AVR from clump giants
35. The Penn State - Torun Centre for Astronomy Planet Search stars. IV. Dwarfs and the complete sample
36. The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades
37. Fundamental Parameters of 87 Stars from the Navy Precision Optical Interferometer
38. A search for Maunder-minimum candidate stars
39. Gaia Data Release 3
40. S⁴N: A spectroscopic survey of stars in the solar neighborhood
41. Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert