Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 26 Aql |
Skymap Number | 19200134 |
Henry Draper (HD) Number | 181391 |
Harvard Revised (HR) Number | 7333 |
SAO Number | 143286 |
Durchmusterung (DM) Number | SD-05 4936 |
Washington Double Stars (WDS) Number
| 19205-0525
|
Positional Data |
Position and Proper Motion (PPM) Number | 202795 |
Right Ascension (RA) J2000 | 19h 20m 32.904s |
Declination (Dec) J2000 | -5° 24' 56.757" |
Position Uncertainty | 0.0088s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00760 |
Proper Motion in Dec (J2000) | +0.044866 |
Radial Velocity | -018.5km s-1 |
Trigonometric Parallax | +0.02117s |
Trigonometric Parallax Uncertainty | 0.00077s |
GCI Unit Vector in X (J2000) | 0.342731 |
GCI Unit Vector in Y (J2000) | -0.934680 |
GCI Unit Vector in Z (J2000) | -0.094382 |
Galactic Longitude | 31.40° |
Galactic Latitude
| -8.93°
|
Observational Data |
Observed Visual Magnitude (V) | 4.99 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.92 |
Observed B-V Colour | +0.932 |
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 | 5.1 |
Observed Photographic Magnitude | 5.9 |
Morgan Keenan (MK) Spectral Type | G8III-IV |
One-Dimensional Spectral Class | G5 |
Position Angle | 56 |
Year of Observation | 1987. AD |