| Identification Data |
| Common Name | |
| Constellation | Aquila |
| Star Name | 18 Aql |
| Skymap Number | 19060223 |
| Henry Draper (HD) Number | 178125 |
| Harvard Revised (HR) Number | 7248 |
| SAO Number | 104488 |
| Durchmusterung (DM) Number | BD+10 3787 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 135805 |
| Right Ascension (RA) J2000 | 19h 6m 58.603s |
| Declination (Dec) J2000 | +11° 4' 16.423" |
| Position Uncertainty | 0.0085s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00002 |
| Proper Motion in Dec (J2000) | -0.031567 |
| Radial Velocity | -018.6km s-1 |
| Trigonometric Parallax | +0.00643s |
| Trigonometric Parallax Uncertainty | 0.00079s |
| GCI Unit Vector in X (J2000) | 0.282737 |
| GCI Unit Vector in Y (J2000) | -0.939779 |
| GCI Unit Vector in Z (J2000) | 0.192029 |
| Galactic Longitude | 44.55° |
Galactic Latitude
| 1.63°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.08 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.02 |
| Observed B-V Colour | -0.057 |
| 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 | 5.1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B8III |
| One-Dimensional Spectral Class | B8 |
| Position Angle | 304 |
| Year of Observation | 1991. AD |
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