Identification Data |
Common Name | |
Constellation | Hercules |
Star Name | 56 Her |
Skymap Number | 16550011 |
Henry Draper (HD) Number | 152863 |
Harvard Revised (HR) Number | 6292 |
SAO Number | 84692 |
Durchmusterung (DM) Number | BD+25 3156 |
Washington Double Stars (WDS) Number
| 16550+2544
|
Positional Data |
Position and Proper Motion (PPM) Number | 105339 |
Right Ascension (RA) J2000 | 16h 55m 2.162s |
Declination (Dec) J2000 | +25° 43' 50.452" |
Position Uncertainty | 0.0066s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00149 |
Proper Motion in Dec (J2000) | -0.019466 |
Radial Velocity | +001.1km s-1 |
Trigonometric Parallax | +0.00714s |
Trigonometric Parallax Uncertainty | 0.00067s |
GCI Unit Vector in X (J2000) | -0.251946 |
GCI Unit Vector in Y (J2000) | -0.864895 |
GCI Unit Vector in Z (J2000) | 0.434142 |
Galactic Longitude | 46.27° |
Galactic Latitude
| 36.01°
|
Observational Data |
Observed Visual Magnitude (V) | 6.07 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.99 |
Observed B-V Colour | +0.921 |
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 | 6.3 |
Observed Photographic Magnitude | 7.3 |
Morgan Keenan (MK) Spectral Type | G5III |
One-Dimensional Spectral Class | K0 |
Position Angle | 93 |
Year of Observation | 1967. AD |