Identification Data |
Common Name | |
Constellation | Taurus |
Star Name | 65kap1Tau |
Skymap Number | 4250036 |
Henry Draper (HD) Number | 27934 |
Harvard Revised (HR) Number | 1387 |
SAO Number | 76601 |
Durchmusterung (DM) Number | BD+21 642 |
Washington Double Stars (WDS) Number
| 04253+2215
|
Positional Data |
Position and Proper Motion (PPM) Number | 93506 |
Right Ascension (RA) J2000 | 4h 25m 22.165s |
Declination (Dec) J2000 | +22° 17' 37.945" |
Position Uncertainty | 0.0092s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00760 |
Proper Motion in Dec (J2000) | -0.044166 |
Radial Velocity | +038.5km s-1 |
Trigonometric Parallax | +0.02127s |
Trigonometric Parallax Uncertainty | 0.00080s |
GCI Unit Vector in X (J2000) | 0.371276 |
GCI Unit Vector in Y (J2000) | 0.847492 |
GCI Unit Vector in Z (J2000) | 0.379357 |
Galactic Longitude | 174.57° |
Galactic Latitude
| -18.48°
|
Observational Data |
Observed Visual Magnitude (V) | 4.21 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 4.36 |
Observed B-V Colour | +0.152 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.4 |
Observed Photographic Magnitude | 4.4 |
Morgan Keenan (MK) Spectral Type | A7IV-V |
One-Dimensional Spectral Class | A3 |
Position Angle | 173 |
Year of Observation | 1923. AD |