Identification Data |
Common Name | |
Constellation | Taurus |
Star Name | 125 Tau |
Skymap Number | 5390148 |
Henry Draper (HD) Number | 37438 |
Harvard Revised (HR) Number | 1928 |
SAO Number | 77360 |
Durchmusterung (DM) Number | BD+25 902 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 94625 |
Right Ascension (RA) J2000 | 5h 39m 44.199s |
Declination (Dec) J2000 | +25° 53' 49.528" |
Position Uncertainty | 0.0093s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00072 |
Proper Motion in Dec (J2000) | -0.023866 |
Radial Velocity | +014.8km s-1 |
Trigonometric Parallax | +0.00658s |
Trigonometric Parallax Uncertainty | 0.00089s |
GCI Unit Vector in X (J2000) | 0.079433 |
GCI Unit Vector in Y (J2000) | 0.896066 |
GCI Unit Vector in Z (J2000) | 0.436756 |
Galactic Longitude | 181.90° |
Galactic Latitude
| -2.71°
|
Observational Data |
Observed Visual Magnitude (V) | 5.17 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.03 |
Observed B-V Colour | -0.144 |
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 | 5.0 |
Observed Photographic Magnitude | 5.2 |
Morgan Keenan (MK) Spectral Type | B3IV |
One-Dimensional Spectral Class | B3 |
Position Angle | |
Year of Observation | AD |