Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 8 Aql |
Skymap Number | 18510110 |
Henry Draper (HD) Number | 174589 |
Harvard Revised (HR) Number | 7101 |
SAO Number | 142706 |
Durchmusterung (DM) Number | SD-03 4392 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 202220 |
Right Ascension (RA) J2000 | 18h 51m 22.157s |
Declination (Dec) J2000 | -3° 19' 4.284" |
Position Uncertainty | 0.0075s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00004 |
Proper Motion in Dec (J2000) | -0.021366 |
Radial Velocity | +011.8km s-1 |
Trigonometric Parallax | +0.01180s |
Trigonometric Parallax Uncertainty | 0.00078s |
GCI Unit Vector in X (J2000) | 0.221896 |
GCI Unit Vector in Y (J2000) | -0.973351 |
GCI Unit Vector in Z (J2000) | -0.057875 |
Galactic Longitude | 29.98° |
Galactic Latitude
| -1.50°
|
Observational Data |
Observed Visual Magnitude (V) | 6.07 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.37 |
Observed B-V Colour | +0.304 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.0 |
Observed Photographic Magnitude | 6.1 |
Morgan Keenan (MK) Spectral Type | F2III |
One-Dimensional Spectral Class | A3 |
Position Angle | |
Year of Observation | AD |