| Identification Data |
| Common Name | |
| Constellation | Aries |
| Star Name | 61tau1Ari |
| Skymap Number | 3210027 |
| Henry Draper (HD) Number | 20756 |
| Harvard Revised (HR) Number | 1005 |
| SAO Number | 75886 |
| Durchmusterung (DM) Number | BD+20 543 |
Washington Double Stars (WDS) Number
| 03212+2109
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 92422 |
| Right Ascension (RA) J2000 | 3h 21m 13.624s |
| Declination (Dec) J2000 | +21° 8' 49.510" |
| Position Uncertainty | 0.0135s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00155 |
| Proper Motion in Dec (J2000) | -0.022467 |
| Radial Velocity | +015.8km s-1 |
| Trigonometric Parallax | +0.00706s |
| Trigonometric Parallax Uncertainty | 0.00103s |
| GCI Unit Vector in X (J2000) | 0.595667 |
| GCI Unit Vector in Y (J2000) | 0.717657 |
| GCI Unit Vector in Z (J2000) | 0.360763 |
| Galactic Longitude | 163.66° |
Galactic Latitude
| -29.64°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.31 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
| Observed B Magnitude | 5.23 |
| Observed B-V Colour | -0.078 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.2 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B5IV |
| One-Dimensional Spectral Class | B3 |
| Position Angle | 230 |
| Year of Observation | 1989. AD |
