| Identification Data |
| Common Name | |
| Constellation | Hercules |
| Star Name | 77 Her |
| Skymap Number | 17260158 |
| Henry Draper (HD) Number | 158414 |
| Harvard Revised (HR) Number | 6509 |
| SAO Number | 46723 |
| Durchmusterung (DM) Number | BD+48 2517 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 56194 |
| Right Ascension (RA) J2000 | 17h 26m 44.242s |
| Declination (Dec) J2000 | +48° 15' 36.233" |
| Position Uncertainty | 0.0068s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00002 |
| Proper Motion in Dec (J2000) | -0.003066 |
| Radial Velocity | -009.0km s-1 |
| Trigonometric Parallax | +0.00898s |
| Trigonometric Parallax Uncertainty | 0.00050s |
| GCI Unit Vector in X (J2000) | -0.096285 |
| GCI Unit Vector in Y (J2000) | -0.658751 |
| GCI Unit Vector in Z (J2000) | 0.746174 |
| Galactic Longitude | 74.70° |
Galactic Latitude
| 33.66°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.84 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.97 |
| Observed B-V Colour | +0.127 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A4V |
| One-Dimensional Spectral Class | A2 |
| Position Angle | |
| Year of Observation | AD |
