Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 23 Aql |
Skymap Number | 19180118 |
Henry Draper (HD) Number | 180972 |
Harvard Revised (HR) Number | 7319 |
SAO Number | 124487 |
Durchmusterung (DM) Number | BD+00 4168 |
Washington Double Stars (WDS) Number
| 19185+0105
|
Positional Data |
Position and Proper Motion (PPM) Number | 167594 |
Right Ascension (RA) J2000 | 19h 18m 32.495s |
Declination (Dec) J2000 | +1° 5' 6.464" |
Position Uncertainty | 0.0082s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00075 |
Proper Motion in Dec (J2000) | +0.017967 |
Radial Velocity | -024.1km s-1 |
Trigonometric Parallax | +0.00856s |
Trigonometric Parallax Uncertainty | 0.00080s |
GCI Unit Vector in X (J2000) | 0.335973 |
GCI Unit Vector in Y (J2000) | -0.941681 |
GCI Unit Vector in Z (J2000) | 0.018938 |
Galactic Longitude | 37.01° |
Galactic Latitude
| -5.53°
|
Observational Data |
Observed Visual Magnitude (V) | 5.10 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.001 |
Observed B Magnitude | |
Observed B-V Colour | +1.143 |
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 | 5.3 |
Observed Photographic Magnitude | 6.7 |
Morgan Keenan (MK) Spectral Type | K2II-III |
One-Dimensional Spectral Class | K0 |
Position Angle | 4 |
Year of Observation | 1985. AD |