Identification Data |
Common Name | |
Constellation | Hercules |
Star Name | 72 Her |
Skymap Number | 17200119 |
Henry Draper (HD) Number | 157214 |
Harvard Revised (HR) Number | 6458 |
SAO Number | 65963 |
Durchmusterung (DM) Number | BD+32 2896 |
Washington Double Stars (WDS) Number
| 17207+3228
|
Positional Data |
Position and Proper Motion (PPM) Number | 80145 |
Right Ascension (RA) J2000 | 17h 20m 39.567s |
Declination (Dec) J2000 | +32° 28' 3.876" |
Position Uncertainty | 0.0068s |
Proper Motion in RA (J2000)/cos(Dec) | +0.01070 |
Proper Motion in Dec (J2000) | -1.040766 |
Radial Velocity | -079.2km s-1 |
Trigonometric Parallax | +0.06948s |
Trigonometric Parallax Uncertainty | 0.00056s |
GCI Unit Vector in X (J2000) | -0.144115 |
GCI Unit Vector in Y (J2000) | -0.831294 |
GCI Unit Vector in Z (J2000) | 0.536825 |
Galactic Longitude | 55.88° |
Galactic Latitude
| 32.31°
|
Observational Data |
Observed Visual Magnitude (V) | 5.39 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.01 |
Observed B-V Colour | +0.615 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.4 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G0V |
One-Dimensional Spectral Class | G0 |
Position Angle | 338 |
Year of Observation | 1982. AD |