Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 22 Aql |
Skymap Number | 19160118 |
Henry Draper (HD) Number | 180482 |
Harvard Revised (HR) Number | 7303 |
SAO Number | 124455 |
Durchmusterung (DM) Number | BD+04 4045 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 167527 |
Right Ascension (RA) J2000 | 19h 16m 31.031s |
Declination (Dec) J2000 | +4° 50' 5.264" |
Position Uncertainty | 0.0078s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00099 |
Proper Motion in Dec (J2000) | -0.010466 |
Radial Velocity | -022.8km s-1 |
Trigonometric Parallax | +0.00597s |
Trigonometric Parallax Uncertainty | 0.00078s |
GCI Unit Vector in X (J2000) | 0.326535 |
GCI Unit Vector in Y (J2000) | -0.941420 |
GCI Unit Vector in Z (J2000) | 0.084283 |
Galactic Longitude | 40.11° |
Galactic Latitude
| -3.35°
|
Observational Data |
Observed Visual Magnitude (V) | 5.58 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.66 |
Observed B-V Colour | +0.082 |
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 | 5.4 |
Observed Photographic Magnitude | 5.6 |
Morgan Keenan (MK) Spectral Type | A3IV |
One-Dimensional Spectral Class | A2 |
Position Angle | |
Year of Observation | AD |