Identification Data |
Common Name | |
Constellation | Grus |
Star Name | tau3Gru |
Skymap Number | 22560128 |
Henry Draper (HD) Number | 216823 |
Harvard Revised (HR) Number | 8722 |
SAO Number | 231364 |
Durchmusterung (DM) Number | CD-4814364 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 328779 |
Right Ascension (RA) J2000 | 22h 56m 47.799s |
Declination (Dec) J2000 | -47° 58' 9.197" |
Position Uncertainty | 0.0077s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00262 |
Proper Motion in Dec (J2000) | +0.001866 |
Radial Velocity | +006.km s-1 |
Trigonometric Parallax | +0.01198s |
Trigonometric Parallax Uncertainty | 0.00077s |
GCI Unit Vector in X (J2000) | 0.644231 |
GCI Unit Vector in Y (J2000) | -0.182309 |
GCI Unit Vector in Z (J2000) | -0.742785 |
Galactic Longitude | 342.17° |
Galactic Latitude
| -59.49°
|
Observational Data |
Observed Visual Magnitude (V) | 5.71 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.95 |
Observed B-V Colour | +0.239 |
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 | 6.0 |
Observed Photographic Magnitude | 6.0 |
Morgan Keenan (MK) Spectral Type | |
One-Dimensional Spectral Class | |
Position Angle | |
Year of Observation | AD |