Identification Data |
Common Name | |
Constellation | Hercules |
Star Name | 85iot Her |
Skymap Number | 17390095 |
Henry Draper (HD) Number | 160762 |
Harvard Revised (HR) Number | 6588 |
SAO Number | 46872 |
Durchmusterung (DM) Number | BD+46 2349 |
Washington Double Stars (WDS) Number
| 17395+4600
|
Positional Data |
Position and Proper Motion (PPM) Number | 56383 |
Right Ascension (RA) J2000 | 17h 39m 27.886s |
Declination (Dec) J2000 | +46° 0' 22.795" |
Position Uncertainty | 0.0076s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00069 |
Proper Motion in Dec (J2000) | +0.004066 |
Radial Velocity | -020.0km s-1 |
Trigonometric Parallax | +0.00658s |
Trigonometric Parallax Uncertainty | 0.00056s |
GCI Unit Vector in X (J2000) | -0.062152 |
GCI Unit Vector in Y (J2000) | -0.691793 |
GCI Unit Vector in Z (J2000) | 0.719417 |
Galactic Longitude | 72.32° |
Galactic Latitude
| 31.27°
|
Observational Data |
Observed Visual Magnitude (V) | 3.81 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.65 |
Observed B-V Colour | -0.164 |
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 | 3.8 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | B3IV |
One-Dimensional Spectral Class | B3 |
Position Angle | 6 |
Year of Observation | 1975. AD |