| Identification Data |
| Common Name | |
| Constellation | Aquila |
| Star Name | 59xi Aql |
| Skymap Number | 19540049 |
| Henry Draper (HD) Number | 188310 |
| Harvard Revised (HR) Number | 7595 |
| SAO Number | 125210 |
| Durchmusterung (DM) Number | BD+08 4261 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 168913 |
| Right Ascension (RA) J2000 | 19h 54m 14.881s |
| Declination (Dec) J2000 | +8° 27' 41.230" |
| Position Uncertainty | 0.0090s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00684 |
| Proper Motion in Dec (J2000) | -0.081366 |
| Radial Velocity | -041.2km s-1 |
| Trigonometric Parallax | +0.01596s |
| Trigonometric Parallax Uncertainty | 0.00101s |
| GCI Unit Vector in X (J2000) | 0.472905 |
| GCI Unit Vector in Y (J2000) | -0.868740 |
| GCI Unit Vector in Z (J2000) | 0.147144 |
| Galactic Longitude | 47.82° |
Galactic Latitude
| -9.85°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.72 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.77 |
| Observed B-V Colour | +1.049 |
| 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 | 4.9 |
| Observed Photographic Magnitude | 5.8 |
| Morgan Keenan (MK) Spectral Type | G9.5IIIb |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
