| Identification Data |
| Common Name | |
| Constellation | Taurus |
| Star Name | 98 Tau |
| Skymap Number | 4580032 |
| Henry Draper (HD) Number | 31592 |
| Harvard Revised (HR) Number | 1590 |
| SAO Number | 76862 |
| Durchmusterung (DM) Number | BD+24 717 |
Washington Double Stars (WDS) Number
| 04582+2503
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 93929 |
| Right Ascension (RA) J2000 | 4h 58m 9.393s |
| Declination (Dec) J2000 | +25° 3' 1.460" |
| Position Uncertainty | 0.0130s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00193 |
| Proper Motion in Dec (J2000) | -0.047666 |
| Radial Velocity | +017.3km s-1 |
| Trigonometric Parallax | +0.01101s |
| Trigonometric Parallax Uncertainty | 0.00090s |
| GCI Unit Vector in X (J2000) | 0.241504 |
| GCI Unit Vector in Y (J2000) | 0.873152 |
| GCI Unit Vector in Z (J2000) | 0.423415 |
| Galactic Longitude | 177.25° |
Galactic Latitude
| -10.92°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.79 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.81 |
| Observed B-V Colour | +0.015 |
| 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 | 5.7 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A0V |
| One-Dimensional Spectral Class | B9 |
| Position Angle | 358 |
| Year of Observation | 1912. AD |
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