Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 5 Aql |
Skymap Number | 18460235 |
Henry Draper (HD) Number | 173654 |
Harvard Revised (HR) Number | 7059 |
SAO Number | 142606 |
Durchmusterung (DM) Number | BD-01 3559 |
Washington Double Stars (WDS) Number
| 18465-0058
|
Positional Data |
Position and Proper Motion (PPM) Number | 180436 |
Right Ascension (RA) J2000 | 18h 46m 28.594s |
Declination (Dec) J2000 | -0° 57' 42.093" |
Position Uncertainty | 0.0190s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00133 |
Proper Motion in Dec (J2000) | -0.021867 |
Radial Velocity | +017.4km s-1 |
Trigonometric Parallax | +0.01262s |
Trigonometric Parallax Uncertainty | 0.00148s |
GCI Unit Vector in X (J2000) | 0.201377 |
GCI Unit Vector in Y (J2000) | -0.979370 |
GCI Unit Vector in Z (J2000) | -0.016784 |
Galactic Longitude | 31.52° |
Galactic Latitude
| 0.67°
|
Observational Data |
Observed Visual Magnitude (V) | 5.88 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.02 |
Observed B-V Colour | +0.135 |
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 | 5.9 |
Observed Photographic Magnitude | 6.2 |
Morgan Keenan (MK) Spectral Type | A2Vm |
One-Dimensional Spectral Class | A0 |
Position Angle | 121 |
Year of Observation | 1988. AD |