Identification Data |
Common Name | |
Constellation | Hercules |
Star Name | 8 Her |
Skymap Number | 16080136 |
Henry Draper (HD) Number | 145122 |
Harvard Revised (HR) Number | 6013 |
SAO Number | 101962 |
Durchmusterung (DM) Number | BD+17 2967 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 132023 |
Right Ascension (RA) J2000 | 16h 8m 46.630s |
Declination (Dec) J2000 | +17° 12' 20.295" |
Position Uncertainty | 0.0091s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00134 |
Proper Motion in Dec (J2000) | -0.030766 |
Radial Velocity | -017.0km s-1 |
Trigonometric Parallax | +0.00888s |
Trigonometric Parallax Uncertainty | 0.00085s |
GCI Unit Vector in X (J2000) | -0.445600 |
GCI Unit Vector in Y (J2000) | -0.844951 |
GCI Unit Vector in Z (J2000) | 0.295802 |
Galactic Longitude | 31.31° |
Galactic Latitude
| 43.54°
|
Observational Data |
Observed Visual Magnitude (V) | 6.13 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.12 |
Observed B-V Colour | -0.006 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.1 |
Observed Photographic Magnitude | 6.1 |
Morgan Keenan (MK) Spectral Type | A0Vnn |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | AD |