Identification Data |
Common Name | |
Constellation | Taurus |
Star Name | 72 Tau |
Skymap Number | 4270042 |
Henry Draper (HD) Number | 28149 |
Harvard Revised (HR) Number | 1399 |
SAO Number | 76613 |
Durchmusterung (DM) Number | BD+22 699 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 93527 |
Right Ascension (RA) J2000 | 4h 27m 17.447s |
Declination (Dec) J2000 | +22° 59' 46.812" |
Position Uncertainty | 0.0090s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00003 |
Proper Motion in Dec (J2000) | -0.013366 |
Radial Velocity | +005.0km s-1 |
Trigonometric Parallax | +0.00786s |
Trigonometric Parallax Uncertainty | 0.00075s |
GCI Unit Vector in X (J2000) | 0.362300 |
GCI Unit Vector in Y (J2000) | 0.846235 |
GCI Unit Vector in Z (J2000) | 0.390672 |
Galactic Longitude | 174.32° |
Galactic Latitude
| -17.69°
|
Observational Data |
Observed Visual Magnitude (V) | 5.52 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.42 |
Observed B-V Colour | -0.098 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.4 |
Observed Photographic Magnitude | 5.3 |
Morgan Keenan (MK) Spectral Type | B7V |
One-Dimensional Spectral Class | B5 |
Position Angle | |
Year of Observation | AD |