Identification Data |
Common Name | |
Constellation | Corona Australis |
Star Name | gam CrA |
Skymap Number | 19060104 |
Henry Draper (HD) Number | 177474 |
Harvard Revised (HR) Number | 7226 |
SAO Number | 210928 |
Durchmusterung (DM) Number | CD-3713048 |
Washington Double Stars (WDS) Number
| 19064-3704
|
Positional Data |
Position and Proper Motion (PPM) Number | 298559 |
Right Ascension (RA) J2000 | 19h 6m 25.110s |
Declination (Dec) J2000 | -37° 3' 48.373" |
Position Uncertainty | 0.0249s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00810 |
Proper Motion in Dec (J2000) | -0.279767 |
Radial Velocity | -051.3km s-1 |
Trigonometric Parallax | +0.05589s |
Trigonometric Parallax Uncertainty | 0.00194s |
GCI Unit Vector in X (J2000) | 0.228032 |
GCI Unit Vector in Y (J2000) | -0.764693 |
GCI Unit Vector in Z (J2000) | -0.602699 |
Galactic Longitude | 0.17° |
Galactic Latitude
| -18.73°
|
Observational Data |
Observed Visual Magnitude (V) | 4.23 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
Observed B Magnitude | 4.75 |
Observed B-V Colour | +0.523 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.010 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.9 |
Observed Photographic Magnitude | 5.5 |
Morgan Keenan (MK) Spectral Type | F8V |
One-Dimensional Spectral Class | F8 |
Position Angle | 136 |
Year of Observation | 1986.3 AD |