| Identification Data |
| Common Name | |
| Constellation | Taurus |
| Star Name | 56 Tau |
| Skymap Number | 4190092 |
| Henry Draper (HD) Number | 27309 |
| Harvard Revised (HR) Number | 1341 |
| SAO Number | 76551 |
| Durchmusterung (DM) Number | BD+21 623 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 93421 |
| Right Ascension (RA) J2000 | 4h 19m 36.705s |
| Declination (Dec) J2000 | +21° 46' 24.568" |
| Position Uncertainty | 0.0085s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00214 |
| Proper Motion in Dec (J2000) | -0.041466 |
| Radial Velocity | +012.4km s-1 |
| Trigonometric Parallax | +0.01032s |
| Trigonometric Parallax Uncertainty | 0.00076s |
| GCI Unit Vector in X (J2000) | 0.393893 |
| GCI Unit Vector in Y (J2000) | 0.840984 |
| GCI Unit Vector in Z (J2000) | 0.370938 |
| Galactic Longitude | 174.05° |
Galactic Latitude
| -19.83°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.36 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.25 |
| Observed B-V Colour | -0.109 |
| 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 | 5.3 |
| Observed Photographic Magnitude | 5.3 |
| Morgan Keenan (MK) Spectral Type | A0pSi |
| One-Dimensional Spectral Class | A0 |
| Position Angle | |
| Year of Observation | AD |
