Identification Data |
Common Name | |
Constellation | Hercules |
Star Name | 53 Her |
Skymap Number | 16520163 |
Henry Draper (HD) Number | 152598 |
Harvard Revised (HR) Number | 6279 |
SAO Number | 65627 |
Durchmusterung (DM) Number | BD+31 2925 |
Washington Double Stars (WDS) Number
| 16530+3142
|
Positional Data |
Position and Proper Motion (PPM) Number | 79738 |
Right Ascension (RA) J2000 | 16h 52m 58.057s |
Declination (Dec) J2000 | +31° 42' 6.026" |
Position Uncertainty | 0.0068s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00714 |
Proper Motion in Dec (J2000) | -0.017166 |
Radial Velocity | -021.8km s-1 |
Trigonometric Parallax | +0.03330s |
Trigonometric Parallax Uncertainty | 0.00062s |
GCI Unit Vector in X (J2000) | -0.245311 |
GCI Unit Vector in Y (J2000) | -0.814663 |
GCI Unit Vector in Z (J2000) | 0.525497 |
Galactic Longitude | 53.39° |
Galactic Latitude
| 37.87°
|
Observational Data |
Observed Visual Magnitude (V) | 5.34 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.65 |
Observed B-V Colour | +0.308 |
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 | F0-2V |
One-Dimensional Spectral Class | F0 |
Position Angle | 64 |
Year of Observation | 1960. AD |