Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 47chi Aql |
Skymap Number | 19420150 |
Henry Draper (HD) Number | 186203 |
Harvard Revised (HR) Number | 7497 |
SAO Number | 105168 |
Durchmusterung (DM) Number | BD+11 3955 |
Washington Double Stars (WDS) Number
| 19426+1150
|
Positional Data |
Position and Proper Motion (PPM) Number | 136831 |
Right Ascension (RA) J2000 | 19h 42m 34.009s |
Declination (Dec) J2000 | +11° 49' 35.698" |
Position Uncertainty | 0.0083s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00023 |
Proper Motion in Dec (J2000) | -0.010567 |
Radial Velocity | -021.6km s-1 |
Trigonometric Parallax | +0.00434s |
Trigonometric Parallax Uncertainty | 0.00086s |
GCI Unit Vector in X (J2000) | 0.423556 |
GCI Unit Vector in Y (J2000) | -0.882381 |
GCI Unit Vector in Z (J2000) | 0.204950 |
Galactic Longitude | 49.35° |
Galactic Latitude
| -5.70°
|
Observational Data |
Observed Visual Magnitude (V) | 5.30 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.87 |
Observed B-V Colour | +0.567 |
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 | 5.3 |
Observed Photographic Magnitude | 5.9 |
Morgan Keenan (MK) Spectral Type | G0:III+A3V |
One-Dimensional Spectral Class | F5 |
Position Angle | 78 |
Year of Observation | 1993. AD |