Identification Data |
Common Name | |
Constellation | Grus |
Star Name | eps Gru |
Skymap Number | 22480081 |
Henry Draper (HD) Number | 215789 |
Harvard Revised (HR) Number | 8675 |
SAO Number | 247593 |
Durchmusterung (DM) Number | CD-5113389 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 350542 |
Right Ascension (RA) J2000 | 22h 48m 33.298s |
Declination (Dec) J2000 | -51° 19' 0.710" |
Position Uncertainty | 0.0064s |
Proper Motion in RA (J2000)/cos(Dec) | +0.01157 |
Proper Motion in Dec (J2000) | -0.065966 |
Radial Velocity | -003.km s-1 |
Trigonometric Parallax | +0.02516s |
Trigonometric Parallax Uncertainty | 0.00068s |
GCI Unit Vector in X (J2000) | 0.594889 |
GCI Unit Vector in Y (J2000) | -0.191700 |
GCI Unit Vector in Z (J2000) | -0.780614 |
Galactic Longitude | 338.31° |
Galactic Latitude
| -56.53°
|
Observational Data |
Observed Visual Magnitude (V) | 3.49 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.58 |
Observed B-V Colour | +0.094 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 3.7 |
Observed Photographic Magnitude | 3.8 |
Morgan Keenan (MK) Spectral Type | A3V |
One-Dimensional Spectral Class | A2 |
Position Angle | |
Year of Observation | AD |