Identification Data |
Common Name | |
Constellation | Taurus |
Star Name | 18 Tau |
Skymap Number | 3450030 |
Henry Draper (HD) Number | 23324 |
Harvard Revised (HR) Number | 1144 |
SAO Number | 76137 |
Durchmusterung (DM) Number | BD+24 546 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 92817 |
Right Ascension (RA) J2000 | 3h 45m 9.739s |
Declination (Dec) J2000 | +24° 50' 21.336" |
Position Uncertainty | 0.0100s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00140 |
Proper Motion in Dec (J2000) | -0.046666 |
Radial Velocity | -007.km s-1 |
Trigonometric Parallax | +0.00887s |
Trigonometric Parallax Uncertainty | 0.00089s |
GCI Unit Vector in X (J2000) | 0.503640 |
GCI Unit Vector in Y (J2000) | 0.754907 |
GCI Unit Vector in Z (J2000) | 0.420074 |
Galactic Longitude | 165.71° |
Galactic Latitude
| -23.26°
|
Observational Data |
Observed Visual Magnitude (V) | 5.66 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.59 |
Observed B-V Colour | -0.069 |
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 | 5.6 |
Observed Photographic Magnitude | 5.6 |
Morgan Keenan (MK) Spectral Type | B8V |
One-Dimensional Spectral Class | B8 |
Position Angle | |
Year of Observation | AD |