| Identification Data |
| Common Name | |
| Constellation | Taurus |
| Star Name | 4 Tau |
| Skymap Number | 3300060 |
| Henry Draper (HD) Number | 21686 |
| Harvard Revised (HR) Number | 1061 |
| SAO Number | 93463 |
| Durchmusterung (DM) Number | BD+10 452 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 119132 |
| Right Ascension (RA) J2000 | 3h 30m 24.468s |
| Declination (Dec) J2000 | +11° 20' 11.192" |
| Position Uncertainty | 0.0122s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00080 |
| Proper Motion in Dec (J2000) | -0.016166 |
| Radial Velocity | +000.6km s-1 |
| Trigonometric Parallax | +0.00782s |
| Trigonometric Parallax Uncertainty | 0.00089s |
| GCI Unit Vector in X (J2000) | 0.595499 |
| GCI Unit Vector in Y (J2000) | 0.778936 |
| GCI Unit Vector in Z (J2000) | 0.196570 |
| Galactic Longitude | 173.33° |
Galactic Latitude
| -35.55°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.13 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.10 |
| Observed B-V Colour | -0.031 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.1 |
| Observed Photographic Magnitude | 5.3 |
| Morgan Keenan (MK) Spectral Type | A0Vn |
| One-Dimensional Spectral Class | A0 |
| Position Angle | |
| Year of Observation | AD |
