Identification Data |
Common Name | |
Constellation | Grus |
Star Name | rho Gru |
Skymap Number | 22430086 |
Henry Draper (HD) Number | 215104 |
Harvard Revised (HR) Number | 8644 |
SAO Number | 231265 |
Durchmusterung (DM) Number | CD-4216049 |
Washington Double Stars (WDS) Number
| 22435-4125
|
Positional Data |
Position and Proper Motion (PPM) Number | 328547 |
Right Ascension (RA) J2000 | 22h 43m 29.976s |
Declination (Dec) J2000 | -41° 24' 51.648" |
Position Uncertainty | 0.0075s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00091 |
Proper Motion in Dec (J2000) | -0.094066 |
Radial Velocity | +029.3km s-1 |
Trigonometric Parallax | +0.01471s |
Trigonometric Parallax Uncertainty | 0.00076s |
GCI Unit Vector in X (J2000) | 0.708553 |
GCI Unit Vector in Y (J2000) | -0.245706 |
GCI Unit Vector in Z (J2000) | -0.661500 |
Galactic Longitude | 356.00° |
Galactic Latitude
| -60.20°
|
Observational Data |
Observed Visual Magnitude (V) | 4.84 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.85 |
Observed B-V Colour | +1.014 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.6 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K0III |
One-Dimensional Spectral Class | K0 |
Position Angle | 282 |
Year of Observation | 1925. AD |