Identification Data |
Common Name | |
Constellation | Grus |
Star Name | the Gru |
Skymap Number | 23060122 |
Henry Draper (HD) Number | 218227 |
Harvard Revised (HR) Number | 8787 |
SAO Number | 231444 |
Durchmusterung (DM) Number | CD-4415149 |
Washington Double Stars (WDS) Number
| 23069-4331
|
Positional Data |
Position and Proper Motion (PPM) Number | 328952 |
Right Ascension (RA) J2000 | 23h 6m 52.729s |
Declination (Dec) J2000 | -43° 31' 13.290" |
Position Uncertainty | 0.0085s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00445 |
Proper Motion in Dec (J2000) | -0.014067 |
Radial Velocity | +011.0km s-1 |
Trigonometric Parallax | +0.02451s |
Trigonometric Parallax Uncertainty | 0.00075s |
GCI Unit Vector in X (J2000) | 0.705738 |
GCI Unit Vector in Y (J2000) | -0.166573 |
GCI Unit Vector in Z (J2000) | -0.688612 |
Galactic Longitude | 348.24° |
Galactic Latitude
| -63.30°
|
Observational Data |
Observed Visual Magnitude (V) | 4.33 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 4.77 |
Observed B-V Colour | +0.441 |
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 | 3.7 |
Observed Photographic Magnitude | 4.8 |
Morgan Keenan (MK) Spectral Type | F5mDeltaDel |
One-Dimensional Spectral Class | F5 |
Position Angle | 97 |
Year of Observation | 1987. AD |