| Identification Data |
| Common Name | |
| Constellation | Aquarius |
| Star Name | 71tau2Aqr |
| Skymap Number | 22490081 |
| Henry Draper (HD) Number | 216032 |
| Harvard Revised (HR) Number | 8679 |
| SAO Number | 165321 |
| Durchmusterung (DM) Number | SD-14 6354 |
Washington Double Stars (WDS) Number
| 22495-1335
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 240808 |
| Right Ascension (RA) J2000 | 22h 49m 35.502s |
| Declination (Dec) J2000 | -13° 35' 33.475" |
| Position Uncertainty | 0.0184s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00086 |
| Proper Motion in Dec (J2000) | -0.038866 |
| Radial Velocity | +001.0km s-1 |
| Trigonometric Parallax | +0.00858s |
| Trigonometric Parallax Uncertainty | 0.00098s |
| GCI Unit Vector in X (J2000) | 0.926482 |
| GCI Unit Vector in Y (J2000) | -0.293934 |
| GCI Unit Vector in Z (J2000) | -0.235017 |
| Galactic Longitude | 52.28° |
Galactic Latitude
| -58.52°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.04 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.61 |
| Observed B-V Colour | +1.567 |
| 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 | 4.2 |
| Observed Photographic Magnitude | 5.4 |
| Morgan Keenan (MK) Spectral Type | M0III |
| One-Dimensional Spectral Class | K5 |
| Position Angle | 293 |
| Year of Observation | 1962. AD |
