| Identification Data |
| Common Name | Kornephoros |
| Constellation | Hercules |
| Star Name | 27bet Her |
| Skymap Number | 16300028 |
| Henry Draper (HD) Number | 148856 |
| Harvard Revised (HR) Number | 6148 |
| SAO Number | 84411 |
| Durchmusterung (DM) Number | BD+21 2934 |
Washington Double Stars (WDS) Number
| 16302+2129
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 104935 |
| Right Ascension (RA) J2000 | 16h 30m 13.200s |
| Declination (Dec) J2000 | +21° 29' 22.608" |
| Position Uncertainty | 0.0087s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00705 |
| Proper Motion in Dec (J2000) | -0.014566 |
| Radial Velocity | -025.5km s-1 |
| Trigonometric Parallax | +0.02207s |
| Trigonometric Parallax Uncertainty | 0.00100s |
| GCI Unit Vector in X (J2000) | -0.355255 |
| GCI Unit Vector in Y (J2000) | -0.859997 |
| GCI Unit Vector in Z (J2000) | 0.366333 |
| Galactic Longitude | 39.01° |
Galactic Latitude
| 40.21°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.78 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 3.72 |
| Observed B-V Colour | +0.941 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 2.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G7IIIaFe-0.5 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | 1984. AD |
