| Identification Data |
| Common Name | Pleione |
| Constellation | Taurus |
| Star Name | 28 Tau |
| Skymap Number | 3490034 |
| Henry Draper (HD) Number | 23862 |
| Harvard Revised (HR) Number | 1180 |
| SAO Number | 76229 |
| Durchmusterung (DM) Number | BD+23 558 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 92936 |
| Right Ascension (RA) J2000 | 3h 49m 11.216s |
| Declination (Dec) J2000 | +24° 8' 12.163" |
| Position Uncertainty | 0.0084s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00137 |
| Proper Motion in Dec (J2000) | -0.046766 |
| Radial Velocity | +004.5km s-1 |
| Trigonometric Parallax | +0.00842s |
| Trigonometric Parallax Uncertainty | 0.00086s |
| GCI Unit Vector in X (J2000) | 0.493052 |
| GCI Unit Vector in Y (J2000) | 0.767911 |
| GCI Unit Vector in Z (J2000) | 0.408915 |
| Galactic Longitude | 166.96° |
Galactic Latitude
| -23.17°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.06 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 4.97 |
| Observed B-V Colour | -0.085 |
| 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 | 5.2 |
| Observed Photographic Magnitude | 5.1 |
| Morgan Keenan (MK) Spectral Type | B8Vpe |
| One-Dimensional Spectral Class | B8 |
| Position Angle | 37 |
| Year of Observation | 1991. AD |
