| Identification Data |
| Common Name | |
| Constellation | Aquila |
| Star Name | 11 Aql |
| Skymap Number | 18590028 |
| Henry Draper (HD) Number | 176303 |
| Harvard Revised (HR) Number | 7172 |
| SAO Number | 104308 |
| Durchmusterung (DM) Number | BD+13 3841 |
Washington Double Stars (WDS) Number
| 18591+1338
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 135573 |
| Right Ascension (RA) J2000 | 18h 59m 5.740s |
| Declination (Dec) J2000 | +13° 37' 20.082" |
| Position Uncertainty | 0.0085s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00134 |
| Proper Motion in Dec (J2000) | -0.124966 |
| Radial Velocity | +015.9km s-1 |
| Trigonometric Parallax | +0.02099s |
| Trigonometric Parallax Uncertainty | 0.00069s |
| GCI Unit Vector in X (J2000) | 0.247832 |
| GCI Unit Vector in Y (J2000) | -0.939739 |
| GCI Unit Vector in Z (J2000) | 0.235519 |
| Galactic Longitude | 45.95° |
Galactic Latitude
| 4.50°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.27 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.81 |
| Observed B-V Colour | +0.544 |
| 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 | 5.8 |
| Morgan Keenan (MK) Spectral Type | F8V |
| One-Dimensional Spectral Class | F5 |
| Position Angle | 296 |
| Year of Observation | 1988. AD |
